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- /* vi:set ts=8 sts=4 sw=4:
- *
- * VIM - Vi IMproved by Bram Moolenaar
- *
- * Do ":help uganda" in Vim to read copying and usage conditions.
- * Do ":help credits" in Vim to see a list of people who contributed.
- * See README.txt for an overview of the Vim source code.
- */
- /*
- * normal.c: Contains the main routine for processing characters in command
- * mode. Communicates closely with the code in ops.c to handle
- * the operators.
- */
-
- #include "vim.h"
-
- #ifdef FEAT_VISUAL
- /*
- * The Visual area is remembered for reselection.
- */
- static int resel_VIsual_mode = NUL; /* 'v', 'V', or Ctrl-V */
- static linenr_T resel_VIsual_line_count; /* number of lines */
- static colnr_T resel_VIsual_col; /* nr of cols or end col */
-
- static int restart_VIsual_select = 0;
- #endif
-
- static int
- # ifdef __BORLANDC__
- _RTLENTRYF
- # endif
- nv_compare __ARGS((const void *s1, const void *s2));
- static int find_command __ARGS((int cmdchar));
- static void op_colon __ARGS((oparg_T *oap));
- #if defined(FEAT_MOUSE) && defined(FEAT_VISUAL)
- static void find_start_of_word __ARGS((pos_T *));
- static void find_end_of_word __ARGS((pos_T *));
- static int get_mouse_class __ARGS((char_u *p));
- #endif
- static void prep_redo_cmd __ARGS((cmdarg_T *cap));
- static void prep_redo __ARGS((int regname, long, int, int, int, int, int));
- static int checkclearop __ARGS((oparg_T *oap));
- static int checkclearopq __ARGS((oparg_T *oap));
- static void clearop __ARGS((oparg_T *oap));
- static void clearopbeep __ARGS((oparg_T *oap));
- #ifdef FEAT_VISUAL
- static void unshift_special __ARGS((cmdarg_T *cap));
- #endif
- #ifdef FEAT_CMDL_INFO
- static void del_from_showcmd __ARGS((int));
- #endif
-
- /*
- * nv_*(): functions called to handle Normal and Visual mode commands.
- * n_*(): functions called to handle Normal mode commands.
- * v_*(): functions called to handle Visual mode commands.
- */
- static void nv_ignore __ARGS((cmdarg_T *cap));
- static void nv_error __ARGS((cmdarg_T *cap));
- static void nv_help __ARGS((cmdarg_T *cap));
- static void nv_addsub __ARGS((cmdarg_T *cap));
- static void nv_page __ARGS((cmdarg_T *cap));
- static void nv_gd __ARGS((oparg_T *oap, int nchar));
- static int nv_screengo __ARGS((oparg_T *oap, int dir, long dist));
- #ifdef FEAT_MOUSE
- static void nv_mousescroll __ARGS((cmdarg_T *cap));
- static void nv_mouse __ARGS((cmdarg_T *cap));
- #endif
- static void nv_scroll_line __ARGS((cmdarg_T *cap));
- static void nv_zet __ARGS((cmdarg_T *cap));
- #ifdef FEAT_GUI
- static void nv_ver_scrollbar __ARGS((cmdarg_T *cap));
- static void nv_hor_scrollbar __ARGS((cmdarg_T *cap));
- #endif
- static void nv_exmode __ARGS((cmdarg_T *cap));
- static void nv_colon __ARGS((cmdarg_T *cap));
- static void nv_ctrlg __ARGS((cmdarg_T *cap));
- static void nv_ctrlh __ARGS((cmdarg_T *cap));
- static void nv_clear __ARGS((cmdarg_T *cap));
- static void nv_ctrlo __ARGS((cmdarg_T *cap));
- static void nv_hat __ARGS((cmdarg_T *cap));
- static void nv_Zet __ARGS((cmdarg_T *cap));
- static void nv_ident __ARGS((cmdarg_T *cap));
- #ifdef FEAT_VISUAL
- static int get_visual_text __ARGS((cmdarg_T *cap, char_u **pp, int *lenp));
- #endif
- static void nv_tagpop __ARGS((cmdarg_T *cap));
- static void nv_scroll __ARGS((cmdarg_T *cap));
- static void nv_right __ARGS((cmdarg_T *cap));
- static void nv_left __ARGS((cmdarg_T *cap));
- static void nv_up __ARGS((cmdarg_T *cap));
- static void nv_down __ARGS((cmdarg_T *cap));
- #ifdef FEAT_SEARCHPATH
- static void nv_gotofile __ARGS((cmdarg_T *cap));
- #endif
- static void nv_end __ARGS((cmdarg_T *cap));
- static void nv_dollar __ARGS((cmdarg_T *cap));
- static void nv_search __ARGS((cmdarg_T *cap));
- static void nv_next __ARGS((cmdarg_T *cap));
- static void normal_search __ARGS((cmdarg_T *cap, int dir, char_u *pat, int opt));
- static void nv_csearch __ARGS((cmdarg_T *cap));
- static void nv_brackets __ARGS((cmdarg_T *cap));
- static void nv_percent __ARGS((cmdarg_T *cap));
- static void nv_brace __ARGS((cmdarg_T *cap));
- static void nv_mark __ARGS((cmdarg_T *cap));
- static void nv_findpar __ARGS((cmdarg_T *cap));
- static void nv_undo __ARGS((cmdarg_T *cap));
- static void nv_kundo __ARGS((cmdarg_T *cap));
- static void nv_Replace __ARGS((cmdarg_T *cap));
- #ifdef FEAT_VREPLACE
- static void nv_vreplace __ARGS((cmdarg_T *cap));
- #endif
- #ifdef FEAT_VISUAL
- static void v_swap_corners __ARGS((int cmdchar));
- #endif
- static void nv_replace __ARGS((cmdarg_T *cap));
- static void n_swapchar __ARGS((cmdarg_T *cap));
- static void nv_cursormark __ARGS((cmdarg_T *cap, int flag, pos_T *pos));
- #ifdef FEAT_VISUAL
- static void v_visop __ARGS((cmdarg_T *cap));
- #endif
- static void nv_subst __ARGS((cmdarg_T *cap));
- static void nv_abbrev __ARGS((cmdarg_T *cap));
- static void nv_optrans __ARGS((cmdarg_T *cap));
- static void nv_gomark __ARGS((cmdarg_T *cap));
- static void nv_pcmark __ARGS((cmdarg_T *cap));
- static void nv_regname __ARGS((cmdarg_T *cap));
- #ifdef FEAT_VISUAL
- static void nv_visual __ARGS((cmdarg_T *cap));
- static void n_start_visual_mode __ARGS((int c));
- #endif
- static void nv_window __ARGS((cmdarg_T *cap));
- static void nv_suspend __ARGS((cmdarg_T *cap));
- static void nv_g_cmd __ARGS((cmdarg_T *cap));
- static void n_opencmd __ARGS((cmdarg_T *cap));
- static void nv_dot __ARGS((cmdarg_T *cap));
- static void nv_redo __ARGS((cmdarg_T *cap));
- static void nv_Undo __ARGS((cmdarg_T *cap));
- static void nv_tilde __ARGS((cmdarg_T *cap));
- static void nv_operator __ARGS((cmdarg_T *cap));
- static void nv_lineop __ARGS((cmdarg_T *cap));
- static void nv_home __ARGS((cmdarg_T *cap));
- static void nv_pipe __ARGS((cmdarg_T *cap));
- static void nv_bck_word __ARGS((cmdarg_T *cap));
- static void nv_wordcmd __ARGS((cmdarg_T *cap));
- static void nv_beginline __ARGS((cmdarg_T *cap));
- #ifdef FEAT_VISUAL
- static void adjust_for_sel __ARGS((cmdarg_T *cap));
- static int unadjust_for_sel __ARGS((void));
- static void nv_select __ARGS((cmdarg_T *cap));
- #endif
- static void nv_goto __ARGS((cmdarg_T *cap));
- static void nv_normal __ARGS((cmdarg_T *cap));
- static void nv_esc __ARGS((cmdarg_T *oap));
- static void nv_edit __ARGS((cmdarg_T *cap));
- #ifdef FEAT_TEXTOBJ
- static void nv_object __ARGS((cmdarg_T *cap));
- #endif
- static void nv_record __ARGS((cmdarg_T *cap));
- static void nv_at __ARGS((cmdarg_T *cap));
- static void nv_halfpage __ARGS((cmdarg_T *cap));
- static void nv_join __ARGS((cmdarg_T *cap));
- static void nv_put __ARGS((cmdarg_T *cap));
- static void nv_open __ARGS((cmdarg_T *cap));
- #ifdef FEAT_SNIFF
- static void nv_sniff __ARGS((cmdarg_T *cap));
- #endif
-
- /*
- * Function to be called for a Normal or Visual mode command.
- * The argument is a cmdarg_T.
- */
- typedef void (*nv_func_T) __ARGS((cmdarg_T *cap));
-
- /* Values for cmd_flags. */
- #define NV_NCH 0x01 /* may need to get a second char */
- #define NV_NCH_NOP (0x02|NV_NCH) /* get second char when no operator pending */
- #define NV_NCH_ALW (0x04|NV_NCH) /* always get a second char */
- #define NV_LANG 0x08 /* second char needs language adjustment */
-
- #define NV_SS 0x10 /* may start selection */
- #define NV_SSS 0x20 /* may start selection with shift modifier */
- #define NV_STS 0x40 /* may stop selection without shift modif. */
- #define NV_RL 0x80 /* 'rightleft' modifies command */
- #define NV_KEEPREG 0x100 /* don't clear regname */
- #define NV_NCW 0x200 /* not allowed in command-line window */
-
- /*
- * Generally speaking, every Normal mode command should either clear any
- * pending operator (with *clearop*()), or set the motion type variable
- * oap->motion_type.
- *
- * When a cursor motion command is made, it is marked as being a character or
- * line oriented motion. Then, if an operator is in effect, the operation
- * becomes character or line oriented accordingly.
- */
-
- /*
- * This table contains one entry for every Normal or Visual mode command.
- * The order doesn't matter, init_normal_cmds() will create a sorted index.
- * It is faster when all keys from zero to '~' are present.
- */
- static const struct nv_cmd
- {
- int cmd_char; /* (first) command character */
- nv_func_T cmd_func; /* function for this command */
- short_u cmd_flags; /* NV_ flags */
- short cmd_arg; /* value for ca.arg */
- } nv_cmds[] =
- {
- {NUL, nv_error, 0, 0},
- {Ctrl_A, nv_addsub, 0, 0},
- {Ctrl_B, nv_page, NV_STS, BACKWARD},
- {Ctrl_C, nv_esc, 0, TRUE},
- {Ctrl_D, nv_halfpage, 0, 0},
- {Ctrl_E, nv_scroll_line, 0, TRUE},
- {Ctrl_F, nv_page, NV_STS, FORWARD},
- {Ctrl_G, nv_ctrlg, 0, 0},
- {Ctrl_H, nv_ctrlh, 0, 0},
- {Ctrl_I, nv_pcmark, 0, 0},
- {NL, nv_down, 0, FALSE},
- {Ctrl_K, nv_error, 0, 0},
- {Ctrl_L, nv_clear, 0, 0},
- {CR, nv_down, 0, TRUE},
- {Ctrl_N, nv_down, NV_STS, FALSE},
- {Ctrl_O, nv_ctrlo, 0, 0},
- {Ctrl_P, nv_up, NV_STS, FALSE},
- {Ctrl_Q, nv_ignore, 0, 0},
- {Ctrl_R, nv_redo, 0, 0},
- {Ctrl_S, nv_ignore, 0, 0},
- {Ctrl_T, nv_tagpop, NV_NCW, 0},
- {Ctrl_U, nv_halfpage, 0, 0},
- #ifdef FEAT_VISUAL
- {Ctrl_V, nv_visual, 0, FALSE},
- {'V', nv_visual, 0, FALSE},
- {'v', nv_visual, 0, FALSE},
- #else
- {Ctrl_V, nv_error, 0, 0},
- {'V', nv_error, 0, 0},
- {'v', nv_error, 0, 0},
- #endif
- {Ctrl_W, nv_window, 0, 0},
- {Ctrl_X, nv_addsub, 0, 0},
- {Ctrl_Y, nv_scroll_line, 0, FALSE},
- {Ctrl_Z, nv_suspend, 0, 0},
- {ESC, nv_esc, 0, FALSE},
- {Ctrl_BSL, nv_normal, 0, 0},
- {Ctrl_RSB, nv_ident, NV_NCW, 0},
- {Ctrl_HAT, nv_hat, NV_NCW, 0},
- {Ctrl__, nv_error, 0, 0},
- {' ', nv_right, 0, 0},
- {'!', nv_operator, 0, 0},
- {'"', nv_regname, NV_NCH_NOP|NV_KEEPREG, 0},
- {'#', nv_ident, 0, 0},
- {'$', nv_dollar, 0, 0},
- {'%', nv_percent, 0, 0},
- {'&', nv_optrans, 0, 0},
- {'\'', nv_gomark, NV_NCH_ALW, TRUE},
- {'(', nv_brace, 0, BACKWARD},
- {')', nv_brace, 0, FORWARD},
- {'*', nv_ident, 0, 0},
- {'+', nv_down, 0, TRUE},
- {',', nv_csearch, 0, TRUE},
- {'-', nv_up, 0, TRUE},
- {'.', nv_dot, NV_KEEPREG, 0},
- {'/', nv_search, 0, FALSE},
- {'0', nv_beginline, 0, 0},
- {'1', nv_ignore, 0, 0},
- {'2', nv_ignore, 0, 0},
- {'3', nv_ignore, 0, 0},
- {'4', nv_ignore, 0, 0},
- {'5', nv_ignore, 0, 0},
- {'6', nv_ignore, 0, 0},
- {'7', nv_ignore, 0, 0},
- {'8', nv_ignore, 0, 0},
- {'9', nv_ignore, 0, 0},
- {':', nv_colon, 0, 0},
- {';', nv_csearch, 0, FALSE},
- {'<', nv_operator, NV_RL, 0},
- {'=', nv_operator, 0, 0},
- {'>', nv_operator, NV_RL, 0},
- {'?', nv_search, 0, FALSE},
- {'@', nv_at, NV_NCH_NOP, FALSE},
- {'A', nv_edit, 0, 0},
- {'B', nv_bck_word, 0, 1},
- {'C', nv_abbrev, NV_KEEPREG, 0},
- {'D', nv_abbrev, NV_KEEPREG, 0},
- {'E', nv_wordcmd, 0, TRUE},
- {'F', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD},
- {'G', nv_goto, 0, TRUE},
- {'H', nv_scroll, 0, 0},
- {'I', nv_edit, 0, 0},
- {'J', nv_join, 0, 0},
- {'K', nv_ident, 0, 0},
- {'L', nv_scroll, 0, 0},
- {'M', nv_scroll, 0, 0},
- {'N', nv_next, 0, SEARCH_REV},
- {'O', nv_open, 0, 0},
- {'P', nv_put, 0, 0},
- {'Q', nv_exmode, NV_NCW, 0},
- {'R', nv_Replace, 0, FALSE},
- {'S', nv_subst, NV_KEEPREG, 0},
- {'T', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD},
- {'U', nv_Undo, 0, 0},
- {'W', nv_wordcmd, 0, TRUE},
- {'X', nv_abbrev, NV_KEEPREG, 0},
- {'Y', nv_abbrev, NV_KEEPREG, 0},
- {'Z', nv_Zet, NV_NCH_NOP|NV_NCW, 0},
- {'[', nv_brackets, NV_NCH_ALW, BACKWARD},
- {'\\', nv_error, 0, 0},
- {']', nv_brackets, NV_NCH_ALW, FORWARD},
- {'^', nv_beginline, 0, BL_WHITE | BL_FIX},
- {'_', nv_lineop, 0, 0},
- {'`', nv_gomark, NV_NCH_ALW, FALSE},
- {'a', nv_edit, NV_NCH, 0},
- {'b', nv_bck_word, 0, 0},
- {'c', nv_operator, 0, 0},
- {'d', nv_operator, 0, 0},
- {'e', nv_wordcmd, 0, FALSE},
- {'f', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD},
- {'g', nv_g_cmd, NV_NCH_ALW, FALSE},
- {'h', nv_left, NV_RL, 0},
- {'i', nv_edit, NV_NCH, 0},
- {'j', nv_down, 0, FALSE},
- {'k', nv_up, 0, FALSE},
- {'l', nv_right, NV_RL, 0},
- {'m', nv_mark, NV_NCH_NOP, 0},
- {'n', nv_next, 0, 0},
- {'o', nv_open, 0, 0},
- {'p', nv_put, 0, 0},
- {'q', nv_record, NV_NCH, 0},
- {'r', nv_replace, NV_NCH_NOP|NV_LANG, 0},
- {'s', nv_subst, NV_KEEPREG, 0},
- {'t', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD},
- {'u', nv_undo, 0, 0},
- {'w', nv_wordcmd, 0, FALSE},
- {'x', nv_abbrev, NV_KEEPREG, 0},
- {'y', nv_operator, 0, 0},
- {'z', nv_zet, NV_NCH_NOP, 0},
- {'{', nv_findpar, 0, BACKWARD},
- {'|', nv_pipe, 0, 0},
- {'}', nv_findpar, 0, FORWARD},
- {'~', nv_tilde, 0, 0},
-
- /* pound sign */
- {POUND, nv_ident, 0, 0},
- #ifdef FEAT_MOUSE
- {K_MOUSEUP, nv_mousescroll, 0, TRUE},
- {K_MOUSEDOWN, nv_mousescroll, 0, FALSE},
- {K_LEFTMOUSE, nv_mouse, 0, 0},
- {K_LEFTMOUSE_NM, nv_mouse, 0, 0},
- {K_LEFTDRAG, nv_mouse, 0, 0},
- {K_LEFTRELEASE, nv_mouse, 0, 0},
- {K_LEFTRELEASE_NM, nv_mouse, 0, 0},
- {K_MIDDLEMOUSE, nv_mouse, 0, 0},
- {K_MIDDLEDRAG, nv_mouse, 0, 0},
- {K_MIDDLERELEASE, nv_mouse, 0, 0},
- {K_RIGHTMOUSE, nv_mouse, 0, 0},
- {K_RIGHTDRAG, nv_mouse, 0, 0},
- {K_RIGHTRELEASE, nv_mouse, 0, 0},
- #endif
- {K_IGNORE, nv_ignore, 0, 0},
- {K_INS, nv_edit, 0, 0},
- {K_KINS, nv_edit, 0, 0},
- {K_BS, nv_ctrlh, 0, 0},
- {K_UP, nv_up, NV_SSS|NV_STS, FALSE},
- {K_S_UP, nv_page, NV_SS, BACKWARD},
- {K_DOWN, nv_down, NV_SSS|NV_STS, FALSE},
- {K_S_DOWN, nv_page, NV_SS, FORWARD},
- {K_LEFT, nv_left, NV_SSS|NV_STS|NV_RL, 0},
- {K_S_LEFT, nv_bck_word, NV_SS|NV_RL, 0},
- {K_C_LEFT, nv_bck_word, NV_SSS|NV_RL|NV_STS, 1},
- {K_RIGHT, nv_right, NV_SSS|NV_STS|NV_RL, 0},
- {K_S_RIGHT, nv_wordcmd, NV_SS|NV_RL, FALSE},
- {K_C_RIGHT, nv_wordcmd, NV_SSS|NV_RL|NV_STS, TRUE},
- {K_PAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD},
- {K_KPAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD},
- {K_PAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD},
- {K_KPAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD},
- {K_END, nv_end, NV_SSS|NV_STS, FALSE},
- {K_KEND, nv_end, NV_SSS|NV_STS, FALSE},
- {K_XEND, nv_end, NV_SSS|NV_STS, FALSE},
- {K_S_END, nv_end, NV_SS, FALSE},
- {K_C_END, nv_end, NV_SSS|NV_STS, TRUE},
- {K_HOME, nv_home, NV_SSS|NV_STS, 0},
- {K_KHOME, nv_home, NV_SSS|NV_STS, 0},
- {K_XHOME, nv_home, NV_SSS|NV_STS, 0},
- {K_S_HOME, nv_home, NV_SS, 0},
- {K_C_HOME, nv_goto, NV_SSS|NV_STS, FALSE},
- {K_DEL, nv_abbrev, 0, 0},
- {K_KDEL, nv_abbrev, 0, 0},
- {K_UNDO, nv_kundo, 0, 0},
- {K_HELP, nv_help, NV_NCW, 0},
- {K_F1, nv_help, NV_NCW, 0},
- {K_XF1, nv_help, NV_NCW, 0},
- #ifdef FEAT_VISUAL
- {K_SELECT, nv_select, 0, 0},
- #endif
- #ifdef FEAT_GUI
- {K_VER_SCROLLBAR, nv_ver_scrollbar, 0, 0},
- {K_HOR_SCROLLBAR, nv_hor_scrollbar, 0, 0},
- #endif
- #ifdef FEAT_FKMAP
- {K_F8, farsi_fkey, 0, 0},
- {K_F9, farsi_fkey, 0, 0},
- #endif
- #ifdef FEAT_SNIFF
- {K_SNIFF, nv_sniff, 0, 0},
- #endif
- };
-
- /* Number of commands in nv_cmds[]. */
- #define NV_CMDS_SIZE (sizeof(nv_cmds) / sizeof(struct nv_cmd))
-
- /* Sorted index of commands in nv_cmds[]. */
- static short nv_cmd_idx[NV_CMDS_SIZE];
-
- /* The highest index for which
- * nv_cmds[idx].cmd_char == nv_cmd_idx[nv_cmds[idx].cmd_char] */
- static int nv_max_linear;
-
- /*
- * Compare functions for qsort() below, that checks the command character
- * through the index in nv_cmd_idx[].
- */
- static int
- #ifdef __BORLANDC__
- _RTLENTRYF
- #endif
- nv_compare(s1, s2)
- const void *s1;
- const void *s2;
- {
- int c1, c2;
-
- /* The commands are sorted on absolute value. */
- c1 = nv_cmds[*(const short *)s1].cmd_char;
- c2 = nv_cmds[*(const short *)s2].cmd_char;
- if (c1 < 0)
- c1 = -c1;
- if (c2 < 0)
- c2 = -c2;
- return c1 - c2;
- }
-
- /*
- * Initialize the nv_cmd_idx[] table.
- */
- void
- init_normal_cmds()
- {
- int i;
-
- /* Fill the index table with a one to one relation. */
- for (i = 0; i < NV_CMDS_SIZE; ++i)
- nv_cmd_idx[i] = i;
-
- /* Sort the commands by the command character. */
- qsort((void *)&nv_cmd_idx, (size_t)NV_CMDS_SIZE, sizeof(short), nv_compare);
-
- /* Find the first entry that can't be indexed by the command character. */
- for (i = 0; i < NV_CMDS_SIZE; ++i)
- if (i != nv_cmds[nv_cmd_idx[i]].cmd_char)
- break;
- nv_max_linear = i - 1;
- }
-
- /*
- * Search for a command in the commands table.
- * Returns -1 for invalid command.
- */
- static int
- find_command(cmdchar)
- int cmdchar;
- {
- int i;
- int idx;
- int top, bot;
- int c;
-
- #ifdef FEAT_MBYTE
- /* A multi-byte character is never a command. */
- if (cmdchar >= 0x100)
- return -1;
- #endif
-
- /* We use the absolute value of the character. Special keys have a
- * negative value, but are sorted on their absolute value. */
- if (cmdchar < 0)
- cmdchar = -cmdchar;
-
- /* If the character is in the first part: The character is the index into
- * nv_cmd_idx[]. */
- if (cmdchar <= nv_max_linear)
- return nv_cmd_idx[cmdchar];
-
- /* Perform a binary search. */
- bot = nv_max_linear + 1;
- top = NV_CMDS_SIZE - 1;
- idx = -1;
- while (bot <= top)
- {
- i = (top + bot) / 2;
- c = nv_cmds[nv_cmd_idx[i]].cmd_char;
- if (c < 0)
- c = -c;
- if (cmdchar == c)
- {
- idx = nv_cmd_idx[i];
- break;
- }
- if (cmdchar > c)
- bot = i + 1;
- else
- top = i - 1;
- }
- return idx;
- }
-
- /*
- * Execute a command in Normal mode.
- */
- /*ARGSUSED*/
- void
- normal_cmd(oap, toplevel)
- oparg_T *oap;
- int toplevel; /* TRUE when called from main() */
- {
- static long opcount = 0; /* ca.opcount saved here */
- cmdarg_T ca; /* command arguments */
- int c;
- int ctrl_w = FALSE; /* got CTRL-W command */
- int old_col = curwin->w_curswant;
- #ifdef FEAT_CMDL_INFO
- int need_flushbuf; /* need to call out_flush() */
- #endif
- #ifdef FEAT_VISUAL
- pos_T old_pos; /* cursor position before command */
- int mapped_len;
- #endif
- static int old_mapped_len = 0;
- int idx;
-
- vim_memset(&ca, 0, sizeof(ca)); /* also resets ca.retval */
- ca.oap = oap;
- ca.opcount = opcount;
-
- #ifdef FEAT_SNIFF
- want_sniff_request = sniff_connected;
- #endif
-
- /*
- * If there is an operator pending, then the command we take this time
- * will terminate it. Finish_op tells us to finish the operation before
- * returning this time (unless the operation was cancelled).
- */
- #ifdef CURSOR_SHAPE
- c = finish_op;
- #endif
- finish_op = (oap->op_type != OP_NOP);
- #ifdef CURSOR_SHAPE
- if (finish_op != c)
- {
- ui_cursor_shape(); /* may show different cursor shape */
- # ifdef FEAT_MOUSESHAPE
- update_mouseshape(-1);
- # endif
- }
- #endif
-
- if (!finish_op && !oap->regname)
- ca.opcount = 0;
-
- #ifdef FEAT_VISUAL
- mapped_len = typebuf_maplen();
- #endif
-
- State = NORMAL_BUSY;
- #ifdef USE_ON_FLY_SCROLL
- dont_scroll = FALSE; /* allow scrolling here */
- #endif
-
- /*
- * Get the command character from the user.
- */
- c = safe_vgetc();
-
- #ifdef FEAT_LANGMAP
- LANGMAP_ADJUST(c, TRUE);
- #endif
-
- /*
- * If a mapping was started in Visual or Select mode, remember the length
- * of the mapping. This is used below to not return to Insert mode for as
- * long as the mapping is being executed.
- */
- if (restart_edit == 0)
- old_mapped_len = 0;
- else if (old_mapped_len
- #ifdef FEAT_VISUAL
- || (VIsual_active && mapped_len == 0 && typebuf_maplen() > 0)
- #endif
- )
- old_mapped_len = typebuf_maplen();
-
- if (c == NUL)
- c = K_ZERO;
-
- #ifdef FEAT_VISUAL
- /*
- * In Select mode, typed text replaces the selection.
- */
- if (VIsual_active
- && VIsual_select
- && (vim_isprintc(c) || c == NL || c == CR || c == K_KENTER))
- {
- stuffcharReadbuff(c);
- c = 'c';
- }
- #endif
-
- #ifdef FEAT_CMDL_INFO
- need_flushbuf = add_to_showcmd(c);
- #endif
-
- getcount:
- #ifdef FEAT_VISUAL
- if (!(VIsual_active && VIsual_select))
- #endif
- {
- /*
- * Handle a count before a command and compute ca.count0.
- * Note that '0' is a command and not the start of a count, but it's
- * part of a count after other digits.
- */
- while ( (c >= '1' && c <= '9')
- || (ca.count0 != 0 && (c == K_DEL || c == K_KDEL || c == '0')))
- {
- if (c == K_DEL || c == K_KDEL)
- {
- ca.count0 /= 10;
- #ifdef FEAT_CMDL_INFO
- del_from_showcmd(4); /* delete the digit and ~@% */
- #endif
- }
- else
- ca.count0 = ca.count0 * 10 + (c - '0');
- if (ca.count0 < 0) /* got too large! */
- ca.count0 = 999999999L;
- if (ctrl_w)
- {
- ++no_mapping;
- ++allow_keys; /* no mapping for nchar, but keys */
- }
- c = safe_vgetc();
- #ifdef FEAT_LANGMAP
- LANGMAP_ADJUST(c, TRUE);
- #endif
- if (ctrl_w)
- {
- --no_mapping;
- --allow_keys;
- }
- #ifdef FEAT_CMDL_INFO
- need_flushbuf |= add_to_showcmd(c);
- #endif
- }
-
- /*
- * If we got CTRL-W there may be a/another count
- */
- if (c == Ctrl_W && !ctrl_w && oap->op_type == OP_NOP)
- {
- ctrl_w = TRUE;
- ca.opcount = ca.count0; /* remember first count */
- ca.count0 = 0;
- ++no_mapping;
- ++allow_keys; /* no mapping for nchar, but keys */
- c = safe_vgetc(); /* get next character */
- #ifdef FEAT_LANGMAP
- LANGMAP_ADJUST(c, TRUE);
- #endif
- --no_mapping;
- --allow_keys;
- #ifdef FEAT_CMDL_INFO
- need_flushbuf |= add_to_showcmd(c);
- #endif
- goto getcount; /* jump back */
- }
- }
-
- /*
- * If we're in the middle of an operator (including after entering a yank
- * buffer with '"') AND we had a count before the operator, then that
- * count overrides the current value of ca.count0.
- * What this means effectively, is that commands like "3dw" get turned
- * into "d3w" which makes things fall into place pretty neatly.
- * If you give a count before AND after the operator, they are multiplied.
- */
- if (ca.opcount != 0)
- {
- if (ca.count0)
- ca.count0 *= ca.opcount;
- else
- ca.count0 = ca.opcount;
- }
-
- /*
- * Always remember the count. It will be set to zero (on the next call,
- * above) when there is no pending operator.
- * When called from main(), save the count for use by the "count" built-in
- * variable.
- */
- ca.opcount = ca.count0;
- ca.count1 = (ca.count0 == 0 ? 1 : ca.count0);
-
- #ifdef FEAT_EVAL
- /*
- * Only set v:count when called from main() and not a stuffed command.
- */
- if (toplevel && stuff_empty())
- set_vcount(ca.count0, ca.count1);
- #endif
-
- /*
- * Find the command character in the table of commands.
- * For CTRL-W we already got nchar when looking for a count.
- */
- if (ctrl_w)
- {
- ca.nchar = c;
- ca.cmdchar = Ctrl_W;
- }
- else
- ca.cmdchar = c;
- idx = find_command(ca.cmdchar);
- if (idx < 0)
- {
- /* Not a known command: beep. */
- clearopbeep(oap);
- goto normal_end;
- }
- #ifdef FEAT_CMDWIN
- if (cmdwin_type != 0 && (nv_cmds[idx].cmd_flags & NV_NCW))
- {
- /* This command is not allowed in the cmdline window: beep. */
- clearopbeep(oap);
- EMSG(_(e_cmdwin));
- goto normal_end;
- }
- #endif
-
- #ifdef FEAT_VISUAL
- /*
- * In Visual/Select mode, a few keys are handled in a special way.
- */
- if (VIsual_active)
- {
- /* when 'keymodel' contains "stopsel" may stop Select/Visual mode */
- if (km_stopsel
- && (nv_cmds[idx].cmd_flags & NV_STS)
- && !(mod_mask & MOD_MASK_SHIFT))
- {
- end_visual_mode();
- redraw_curbuf_later(INVERTED);
- }
-
- /* Keys that work different when 'keymodel' contains "startsel" */
- if (km_startsel)
- {
- if (nv_cmds[idx].cmd_flags & NV_SS)
- {
- unshift_special(&ca);
- idx = find_command(ca.cmdchar);
- }
- else if ((nv_cmds[idx].cmd_flags & NV_SSS)
- && (mod_mask & MOD_MASK_SHIFT))
- {
- mod_mask &= ~MOD_MASK_SHIFT;
- }
- }
- }
- #endif
-
- #ifdef FEAT_RIGHTLEFT
- if (curwin->w_p_rl && KeyTyped && !KeyStuffed
- && (nv_cmds[idx].cmd_flags & NV_RL))
- {
- /* Invert horizontal movements and operations. Only when typed by the
- * user directly, not when the result of a mapping or "x" translated
- * to "dl". */
- switch (ca.cmdchar)
- {
- case 'l': ca.cmdchar = 'h'; break;
- case K_RIGHT: ca.cmdchar = K_LEFT; break;
- case K_S_RIGHT: ca.cmdchar = K_S_LEFT; break;
- case K_C_RIGHT: ca.cmdchar = K_C_LEFT; break;
- case 'h': ca.cmdchar = 'l'; break;
- case K_LEFT: ca.cmdchar = K_RIGHT; break;
- case K_S_LEFT: ca.cmdchar = K_S_RIGHT; break;
- case K_C_LEFT: ca.cmdchar = K_C_RIGHT; break;
- case '>': ca.cmdchar = '<'; break;
- case '<': ca.cmdchar = '>'; break;
- }
- idx = find_command(ca.cmdchar);
- }
- #endif
-
- /*
- * Get an additional character if we need one.
- */
- if ((nv_cmds[idx].cmd_flags & NV_NCH)
- && (((nv_cmds[idx].cmd_flags & NV_NCH_NOP) == NV_NCH_NOP
- && oap->op_type == OP_NOP)
- || (nv_cmds[idx].cmd_flags & NV_NCH_ALW) == NV_NCH_ALW
- || (ca.cmdchar == 'q'
- && oap->op_type == OP_NOP
- && !Recording
- && !Exec_reg)
- || ((ca.cmdchar == 'a' || ca.cmdchar == 'i')
- && (oap->op_type != OP_NOP
- #ifdef FEAT_VISUAL
- || VIsual_active
- #endif
- ))))
- {
- int *cp;
- int repl = FALSE; /* get character for replace mode */
- int lit = FALSE; /* get extra character literally */
- int langmap_active = FALSE; /* using :lmap mappings */
- int lang; /* getting a text character */
- #ifdef USE_IM_CONTROL
- int save_smd; /* saved value of p_smd */
- #endif
-
- ++no_mapping;
- ++allow_keys; /* no mapping for nchar, but allow key codes */
- if (ca.cmdchar == 'g')
- {
- /*
- * For 'g' get the next character now, so that we can check for
- * "gr", "g'" and "g`".
- */
- ca.nchar = safe_vgetc();
- #ifdef FEAT_CMDL_INFO
- need_flushbuf |= add_to_showcmd(ca.nchar);
- #endif
- if (ca.nchar == 'r' || ca.nchar == '\'' || ca.nchar == '`')
- {
- cp = &ca.extra_char; /* need to get a third character */
- if (ca.nchar != 'r')
- lit = TRUE; /* get it literally */
- else
- repl = TRUE; /* get it in replace mode */
- }
- else
- cp = NULL; /* no third character needed */
- }
- else
- {
- if (ca.cmdchar == 'r') /* get it in replace mode */
- repl = TRUE;
- cp = &ca.nchar;
- }
- lang = (repl || (nv_cmds[idx].cmd_flags & NV_LANG));
-
- /*
- * Get a second or third character.
- */
- if (cp != NULL)
- {
- #ifdef CURSOR_SHAPE
- if (repl)
- {
- State = REPLACE; /* pretend Replace mode */
- ui_cursor_shape(); /* show different cursor shape */
- }
- #endif
- if (lang && curbuf->b_p_iminsert == B_IMODE_LMAP)
- {
- /* Allow mappings defined with ":lmap". */
- --no_mapping;
- --allow_keys;
- if (repl)
- State = LREPLACE;
- else
- State = LANGMAP;
- langmap_active = TRUE;
- }
- #ifdef USE_IM_CONTROL
- save_smd = p_smd;
- p_smd = FALSE; /* Don't let the IM code show the mode here */
- if (lang && curbuf->b_p_iminsert == B_IMODE_IM)
- im_set_active(TRUE);
- #endif
-
- *cp = safe_vgetc();
-
- if (langmap_active)
- {
- /* Undo the decrement done above */
- ++no_mapping;
- ++allow_keys;
- State = NORMAL_BUSY;
- }
- #ifdef USE_IM_CONTROL
- if (lang)
- {
- im_save_status(&curbuf->b_p_iminsert);
- im_set_active(FALSE);
- }
- p_smd = save_smd;
- #endif
- #ifdef CURSOR_SHAPE
- State = NORMAL_BUSY;
- #endif
- #ifdef FEAT_CMDL_INFO
- need_flushbuf |= add_to_showcmd(*cp);
- #endif
-
- if (!lit)
- {
- #ifdef FEAT_DIGRAPHS
- /* Typing CTRL-K gets a digraph. */
- if (*cp == Ctrl_K
- && ((nv_cmds[idx].cmd_flags & NV_LANG)
- || cp == &ca.extra_char)
- && vim_strchr(p_cpo, CPO_DIGRAPH) == NULL)
- {
- c = get_digraph(FALSE);
- if (c > 0)
- {
- *cp = c;
- # ifdef FEAT_CMDL_INFO
- /* Guessing how to update showcmd here... */
- del_from_showcmd(3);
- need_flushbuf |= add_to_showcmd(*cp);
- # endif
- }
- }
- #endif
-
- #ifdef FEAT_LANGMAP
- /* adjust chars > 127, except after "tTfFr" commands */
- LANGMAP_ADJUST(*cp, !lang);
- #endif
- #ifdef FEAT_RIGHTLEFT
- /* adjust Hebrew mapped char */
- if (p_hkmap && lang && KeyTyped)
- *cp = hkmap(*cp);
- # ifdef FEAT_FKMAP
- /* adjust Farsi mapped char */
- if (p_fkmap && lang && KeyTyped)
- *cp = fkmap(*cp);
- # endif
- #endif
- }
-
- #ifdef FEAT_MBYTE
- /* When getting a text character and the next character is a
- * multi-byte character, it could be a composing character.
- * However, don't wait for it to arrive. */
- while (enc_utf8 && lang && (c = vpeekc()) > 0
- && (c >= 0x100 || MB_BYTE2LEN(vpeekc()) > 1))
- {
- c = safe_vgetc();
- if (!utf_iscomposing(c))
- {
- vungetc(c); /* it wasn't, put it back */
- break;
- }
- else if (ca.ncharC1 == 0)
- ca.ncharC1 = c;
- else
- ca.ncharC2 = c;
- }
- #endif
- }
- --no_mapping;
- --allow_keys;
- }
-
- #ifdef FEAT_CMDL_INFO
- /*
- * Flush the showcmd characters onto the screen so we can see them while
- * the command is being executed. Only do this when the shown command was
- * actually displayed, otherwise this will slow down a lot when executing
- * mappings.
- */
- if (need_flushbuf)
- out_flush();
- #endif
-
- State = NORMAL;
-
- if (ca.nchar == ESC)
- {
- clearop(oap);
- if (restart_edit == 0 && goto_im())
- restart_edit = 'a';
- goto normal_end;
- }
-
- msg_didout = FALSE; /* don't scroll screen up for normal command */
- msg_col = 0;
-
- #ifdef FEAT_VISUAL
- old_pos = curwin->w_cursor; /* remember where cursor was */
-
- /* When 'keymodel' contains "startsel" some keys start Select/Visual
- * mode. */
- if (!VIsual_active && km_startsel)
- {
- if (nv_cmds[idx].cmd_flags & NV_SS)
- {
- start_selection();
- unshift_special(&ca);
- idx = find_command(ca.cmdchar);
- }
- else if ((nv_cmds[idx].cmd_flags & NV_SSS)
- && (mod_mask & MOD_MASK_SHIFT))
- {
- start_selection();
- mod_mask &= ~MOD_MASK_SHIFT;
- }
- }
- #endif
-
- /*
- * Execute the command!
- * Call the command function found in the commands table.
- */
- ca.arg = nv_cmds[idx].cmd_arg;
- (nv_cmds[idx].cmd_func)(&ca);
-
- /*
- * If we didn't start or finish an operator, reset oap->regname, unless we
- * need it later.
- */
- if (!finish_op
- && !oap->op_type
- && (idx < 0 || !(nv_cmds[idx].cmd_flags & NV_KEEPREG)))
- {
- oap->regname = 0;
- oap->motion_force = NUL;
- }
-
- /*
- * If an operation is pending, handle it...
- */
- do_pending_operator(&ca, old_col, FALSE);
-
- /*
- * Wait for a moment when a message is displayed that will be overwritten
- * by the mode message.
- * In Visual mode and with "^O" in Insert mode, a short message will be
- * overwritten by the mode message. Wait a bit, until a key is hit.
- * In Visual mode, it's more important to keep the Visual area updated
- * than keeping a message (e.g. from a /pat search).
- * Only do this if the command was typed, not from a mapping.
- * Don't wait when emsg_silent is non-zero.
- * Also wait a bit after an error message, e.g. for "^O:".
- * Don't redraw the screen, it would remove the message.
- */
- if ( ((p_smd
- && (restart_edit != 0
- #ifdef FEAT_VISUAL
- || (VIsual_active
- && old_pos.lnum == curwin->w_cursor.lnum
- && old_pos.col == curwin->w_cursor.col)
- #endif
- )
- && (clear_cmdline
- || redraw_cmdline)
- && msg_didany
- && !msg_nowait
- && KeyTyped)
- || (restart_edit != 0
- #ifdef FEAT_VISUAL
- && !VIsual_active
- #endif
- && (msg_scroll
- || emsg_on_display)))
- && oap->regname == 0
- && !(ca.retval & CA_COMMAND_BUSY)
- && stuff_empty()
- && typebuf_typed()
- && emsg_silent == 0
- && oap->op_type == OP_NOP)
- {
- int save_State = State;
-
- /* Draw the cursor with the right shape here */
- if (restart_edit != 0)
- State = INSERT;
-
- /* If need to redraw, and there is a "keep_msg", redraw before the
- * delay */
- if (must_redraw && keep_msg != NULL && !emsg_on_display)
- {
- char_u *kmsg;
-
- kmsg = keep_msg;
- keep_msg = NULL;
- /* showmode() will clear keep_msg, but we want to use it anyway */
- update_screen(0);
- /* now reset it, otherwise it's put in the history again */
- keep_msg = kmsg;
- msg_attr(kmsg, keep_msg_attr);
- vim_free(kmsg);
- }
- setcursor();
- cursor_on();
- out_flush();
- if (msg_scroll || emsg_on_display)
- ui_delay(1000L, TRUE); /* wait at least one second */
- ui_delay(3000L, FALSE); /* wait up to three seconds */
- State = save_State;
-
- msg_scroll = FALSE;
- emsg_on_display = FALSE;
- }
-
- /*
- * Finish up after executing a Normal mode command.
- */
- normal_end:
-
- msg_nowait = FALSE;
-
- /* Reset finish_op, in case it was set */
- #ifdef CURSOR_SHAPE
- c = finish_op;
- #endif
- finish_op = FALSE;
- #ifdef CURSOR_SHAPE
- /* Redraw the cursor with another shape, if we were in Operator-pending
- * mode or did a replace command. */
- if (c || ca.cmdchar == 'r')
- {
- ui_cursor_shape(); /* may show different cursor shape */
- # ifdef FEAT_MOUSESHAPE
- update_mouseshape(-1);
- # endif
- }
- #endif
-
- #ifdef FEAT_CMDL_INFO
- if (oap->op_type == OP_NOP && oap->regname == 0)
- clear_showcmd();
- #endif
-
- checkpcmark(); /* check if we moved since setting pcmark */
- vim_free(ca.searchbuf);
-
- #ifdef FEAT_MBYTE
- if (has_mbyte)
- mb_adjust_cursor();
- #endif
-
- #ifdef FEAT_SCROLLBIND
- if (curwin->w_p_scb && toplevel)
- {
- validate_cursor(); /* may need to update w_leftcol */
- do_check_scrollbind(TRUE);
- }
- #endif
-
- /*
- * May restart edit(), if we got here with CTRL-O in Insert mode (but not
- * if still inside a mapping that started in Visual mode).
- * May switch from Visual to Select mode after CTRL-O command.
- */
- if ( oap->op_type == OP_NOP
- #ifdef FEAT_VISUAL
- && ((restart_edit != 0 && !VIsual_active && old_mapped_len == 0)
- || restart_VIsual_select == 1)
- #endif
- && !(ca.retval & CA_COMMAND_BUSY)
- && stuff_empty()
- && oap->regname == 0)
- {
- #ifdef FEAT_VISUAL
- if (restart_VIsual_select == 1)
- {
- VIsual_select = TRUE;
- showmode();
- restart_VIsual_select = 0;
- }
- #endif
- if (restart_edit != 0
- #ifdef FEAT_VISUAL
- && !VIsual_active
- #endif
- && old_mapped_len == 0)
- (void)edit(restart_edit, FALSE, 1L);
- }
-
- #ifdef FEAT_VISUAL
- if (restart_VIsual_select == 2)
- restart_VIsual_select = 1;
- #endif
-
- /* Save count before an operator for next time. */
- opcount = ca.opcount;
- }
-
- /*
- * Handle an operator after visual mode or when the movement is finished
- */
- void
- do_pending_operator(cap, old_col, gui_yank)
- cmdarg_T *cap;
- int old_col;
- int gui_yank;
- {
- oparg_T *oap = cap->oap;
- pos_T old_cursor;
- int empty_region_error;
- int restart_edit_save;
-
- #ifdef FEAT_VISUAL
- /* The visual area is remembered for redo */
- static int redo_VIsual_mode = NUL; /* 'v', 'V', or Ctrl-V */
- static linenr_T redo_VIsual_line_count; /* number of lines */
- static colnr_T redo_VIsual_col; /* number of cols or end column */
- static long redo_VIsual_count; /* count for Visual operator */
- # ifdef FEAT_VIRTUALEDIT
- int include_line_break = FALSE;
- # endif
- #endif
-
- #if defined(FEAT_CLIPBOARD)
- /*
- * Yank the visual area into the GUI selection register before we operate
- * on it and lose it forever.
- * Don't do it if a specific register was specified, so that ""x"*P works.
- * This could call do_pending_operator() recursively, but that's OK
- * because gui_yank will be TRUE for the nested call.
- */
- if (clip_star.available
- && oap->op_type != OP_NOP
- && !gui_yank
- # ifdef FEAT_VISUAL
- && VIsual_active
- && !redo_VIsual_busy
- # endif
- && oap->regname == 0)
- clip_auto_select();
- #endif
- old_cursor = curwin->w_cursor;
-
- /*
- * If an operation is pending, handle it...
- */
- if ((finish_op
- #ifdef FEAT_VISUAL
- || VIsual_active
- #endif
- ) && oap->op_type != OP_NOP)
- {
- #ifdef FEAT_VISUAL
- oap->is_VIsual = VIsual_active;
- if (oap->motion_force == 'V')
- oap->motion_type = MLINE;
- else if (oap->motion_force == 'v')
- {
- /* If the motion was linewise, "inclusive" will not have been set.
- * Use "exclusive" to be consistent. Makes "dvj" work nice. */
- if (oap->motion_type == MLINE)
- oap->inclusive = FALSE;
- oap->motion_type = MCHAR;
- }
- else if (oap->motion_force == Ctrl_V)
- {
- /* Change linewise or characterwise motion into Visual block mode.
- * */
- VIsual_active = TRUE;
- VIsual = oap->start;
- VIsual_mode = Ctrl_V;
- VIsual_select = FALSE;
- VIsual_reselect = FALSE;
- }
- #endif
-
- /* only redo yank when 'y' flag is in 'cpoptions' */
- /* never redo "zf" (define fold) */
- if ((vim_strchr(p_cpo, CPO_YANK) != NULL || oap->op_type != OP_YANK)
- #ifdef FEAT_VISUAL
- && (!VIsual_active || oap->motion_force)
- #endif
- #ifdef FEAT_FOLDING
- && oap->op_type != OP_FOLD
- && oap->op_type != OP_FOLDOPEN
- && oap->op_type != OP_FOLDOPENREC
- && oap->op_type != OP_FOLDCLOSE
- && oap->op_type != OP_FOLDCLOSEREC
- && oap->op_type != OP_FOLDDEL
- && oap->op_type != OP_FOLDDELREC
- #endif
- )
- {
- prep_redo(oap->regname, cap->count0,
- get_op_char(oap->op_type), get_extra_op_char(oap->op_type),
- oap->motion_force, cap->cmdchar, cap->nchar);
- if (cap->cmdchar == '/' || cap->cmdchar == '?') /* was a search */
- {
- /*
- * If 'cpoptions' does not contain 'r', insert the search
- * pattern to really repeat the same command.
- */
- if (vim_strchr(p_cpo, CPO_REDO) == NULL)
- AppendToRedobuffLit(cap->searchbuf);
- AppendToRedobuff(NL_STR);
- }
- }
-
- #ifdef FEAT_VISUAL
- if (redo_VIsual_busy)
- {
- oap->start = curwin->w_cursor;
- curwin->w_cursor.lnum += redo_VIsual_line_count - 1;
- if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
- curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
- VIsual_mode = redo_VIsual_mode;
- if (VIsual_mode == 'v')
- {
- if (redo_VIsual_line_count <= 1)
- curwin->w_cursor.col += redo_VIsual_col - 1;
- else
- curwin->w_cursor.col = redo_VIsual_col;
- }
- if (redo_VIsual_col == MAXCOL)
- {
- curwin->w_curswant = MAXCOL;
- coladvance((colnr_T)MAXCOL);
- }
- cap->count0 = redo_VIsual_count;
- if (redo_VIsual_count != 0)
- cap->count1 = redo_VIsual_count;
- else
- cap->count1 = 1;
- }
- else if (VIsual_active)
- {
- /* Save the current VIsual area for '< and '> marks, and "gv" */
- curbuf->b_visual_start = VIsual;
- curbuf->b_visual_end = curwin->w_cursor;
- curbuf->b_visual_mode = VIsual_mode;
- curbuf->b_visual_curswant = curwin->w_curswant;
-
- /* In Select mode, a linewise selection is operated upon like a
- * characterwise selection. */
- if (VIsual_select && VIsual_mode == 'V')
- {
- if (lt(VIsual, curwin->w_cursor))
- {
- VIsual.col = 0;
- curwin->w_cursor.col =
- (colnr_T)STRLEN(ml_get(curwin->w_cursor.lnum));
- }
- else
- {
- curwin->w_cursor.col = 0;
- VIsual.col = (colnr_T)STRLEN(ml_get(VIsual.lnum));
- }
- VIsual_mode = 'v';
- }
- /* If 'selection' is "exclusive", backup one character for
- * charwise selections. */
- else if (VIsual_mode == 'v')
- {
- # ifdef FEAT_VIRTUALEDIT
- include_line_break =
- # endif
- unadjust_for_sel();
- }
-
- oap->start = VIsual;
- if (VIsual_mode == 'V')
- oap->start.col = 0;
- }
- #endif /* FEAT_VISUAL */
-
- /*
- * Set oap->start to the first position of the operated text, oap->end
- * to the end of the operated text. w_cursor is equal to oap->start.
- */
- if (lt(oap->start, curwin->w_cursor))
- {
- #ifdef FEAT_FOLDING
- /* Include folded lines completely. */
- if (!VIsual_active)
- {
- if (hasFolding(oap->start.lnum, &oap->start.lnum, NULL))
- oap->start.col = 0;
- if (hasFolding(curwin->w_cursor.lnum, NULL,
- &curwin->w_cursor.lnum))
- curwin->w_cursor.col = (colnr_T)STRLEN(ml_get_curline());
- }
- #endif
- oap->end = curwin->w_cursor;
- curwin->w_cursor = oap->start;
- }
- else
- {
- #ifdef FEAT_FOLDING
- /* Include folded lines completely. */
- if (!VIsual_active && oap->motion_type == MLINE)
- {
- if (hasFolding(curwin->w_cursor.lnum, &curwin->w_cursor.lnum,
- NULL))
- curwin->w_cursor.col = 0;
- if (hasFolding(oap->start.lnum, NULL, &oap->start.lnum))
- oap->start.col = (colnr_T)STRLEN(ml_get(oap->start.lnum));
- }
- #endif
- oap->end = oap->start;
- oap->start = curwin->w_cursor;
- }
-
- oap->line_count = oap->end.lnum - oap->start.lnum + 1;
-
- #ifdef FEAT_VISUAL
- if (VIsual_active || redo_VIsual_busy)
- {
- if (VIsual_mode == Ctrl_V) /* block mode */
- {
- colnr_T start, end;
-
- oap->block_mode = TRUE;
-
- getvvcol(curwin, &(oap->start),
- &oap->start_vcol, NULL, &oap->end_vcol);
- if (!redo_VIsual_busy)
- {
- getvvcol(curwin, &(oap->end), &start, NULL, &end);
-
- if (start < oap->start_vcol)
- oap->start_vcol = start;
- if (end > oap->end_vcol)
- {
- if (*p_sel == 'e' && start - 1 >= oap->end_vcol)
- oap->end_vcol = start - 1;
- else
- oap->end_vcol = end;
- }
- }
-
- /* if '$' was used, get oap->end_vcol from longest line */
- if (curwin->w_curswant == MAXCOL)
- {
- curwin->w_cursor.col = MAXCOL;
- oap->end_vcol = 0;
- for (curwin->w_cursor.lnum = oap->start.lnum;
- curwin->w_cursor.lnum <= oap->end.lnum;
- ++curwin->w_cursor.lnum)
- {
- getvvcol(curwin, &curwin->w_cursor, NULL, NULL, &end);
- if (end > oap->end_vcol)
- oap->end_vcol = end;
- }
- }
- else if (redo_VIsual_busy)
- oap->end_vcol = oap->start_vcol + redo_VIsual_col - 1;
- /*
- * Correct oap->end.col and oap->start.col to be the
- * upper-left and lower-right corner of the block area.
- *
- * (Actually, this does convert column positions into character
- * positions)
- */
- curwin->w_cursor.lnum = oap->end.lnum;
- coladvance(oap->end_vcol);
- oap->end = curwin->w_cursor;
-
- curwin->w_cursor = oap->start;
- coladvance(oap->start_vcol);
- oap->start = curwin->w_cursor;
- }
-
- if (!redo_VIsual_busy && !gui_yank)
- {
- /*
- * Prepare to reselect and redo Visual: this is based on the
- * size of the Visual text
- */
- resel_VIsual_mode = VIsual_mode;
- if (curwin->w_curswant == MAXCOL)
- resel_VIsual_col = MAXCOL;
- else if (VIsual_mode == Ctrl_V)
- resel_VIsual_col = oap->end_vcol - oap->start_vcol + 1;
- else if (oap->line_count > 1)
- resel_VIsual_col = oap->end.col;
- else
- resel_VIsual_col = oap->end.col - oap->start.col + 1;
- resel_VIsual_line_count = oap->line_count;
- }
-
- /* can't redo yank (unless 'y' is in 'cpoptions') and ":" */
- if ((vim_strchr(p_cpo, CPO_YANK) != NULL || oap->op_type != OP_YANK)
- && oap->op_type != OP_COLON
- #ifdef FEAT_FOLDING
- && oap->op_type != OP_FOLD
- && oap->op_type != OP_FOLDOPEN
- && oap->op_type != OP_FOLDOPENREC
- && oap->op_type != OP_FOLDCLOSE
- && oap->op_type != OP_FOLDCLOSEREC
- && oap->op_type != OP_FOLDDEL
- && oap->op_type != OP_FOLDDELREC
- #endif
- && oap->motion_force == NUL
- )
- {
- prep_redo(oap->regname, 0L, NUL, 'v', NUL,
- get_op_char(oap->op_type),
- get_extra_op_char(oap->op_type));
- redo_VIsual_mode = resel_VIsual_mode;
- redo_VIsual_col = resel_VIsual_col;
- redo_VIsual_line_count = resel_VIsual_line_count;
- redo_VIsual_count = cap->count0;
- }
-
- /*
- * oap->inclusive defaults to TRUE.
- * If oap->end is on a NUL (empty line) oap->inclusive becomes
- * FALSE. This makes "d}P" and "v}dP" work the same.
- */
- if (oap->motion_force == NUL || oap->motion_type == MLINE)
- oap->inclusive = TRUE;
- if (virtual_active() && curwin->w_curswant == MAXCOL)
- oap->inclusive = FALSE;
- if (VIsual_mode == 'V')
- oap->motion_type = MLINE;
- else
- {
- oap->motion_type = MCHAR;
- if (VIsual_mode != Ctrl_V && *ml_get_pos(&(oap->end)) == NUL
- # ifdef FEAT_VIRTUALEDIT
- && (include_line_break || !virtual_active())
- # endif
- )
- {
- oap->inclusive = FALSE;
- /* Try to include the newline, unless it's an operator
- * that works on lines only */
- if (*p_sel != 'o'
- && !op_on_lines(oap->op_type)
- && oap->end.lnum < curbuf->b_ml.ml_line_count)
- {
- ++oap->end.lnum;
- oap->end.col = 0;
- # ifdef FEAT_VIRTUALEDIT
- oap->end.coladd = 0;
- # endif
- ++oap->line_count;
- }
- }
- }
-
- redo_VIsual_busy = FALSE;
- /*
- * Switch Visual off now, so screen updating does
- * not show inverted text when the screen is redrawn.
- * With OP_YANK and sometimes with OP_COLON and OP_FILTER there is
- * no screen redraw, so it is done here to remove the inverted
- * part.
- */
- if (!gui_yank)
- {
- VIsual_active = FALSE;
- # ifdef FEAT_MOUSE
- setmouse();
- mouse_dragging = 0;
- # endif
- if (p_smd)
- clear_cmdline = TRUE; /* unshow visual mode later */
- #ifdef FEAT_CMDL_INFO
- else
- clear_showcmd();
- #endif
- if ((oap->op_type == OP_YANK
- || oap->op_type == OP_COLON
- || oap->op_type == OP_FILTER)
- && oap->motion_force == NUL)
- redraw_curbuf_later(INVERTED);
- }
- }
- #endif
-
- #ifdef FEAT_MBYTE
- /* Include the trailing byte of a multi-byte char. Don't do it when
- * VIsual_active is TRUE and 'sel' is "exclusive", the position has
- * already been moved to the trailing byte by adjust_for_sel() then. */
- if (has_mbyte && oap->inclusive
- # ifdef FEAT_VISUAL
- && (!oap->is_VIsual || *p_sel != 'e')
- # endif
- )
- {
- int l;
-
- l = (*mb_ptr2len_check)(ml_get_pos(&oap->end));
- if (l > 1)
- oap->end.col += l - 1;
- }
- #endif
- curwin->w_set_curswant = TRUE;
-
- /*
- * oap->empty is set when start and end are the same. The inclusive
- * flag affects this too, unless yanking and the end is on a NUL.
- */
- oap->empty = (oap->motion_type == MCHAR
- && (!oap->inclusive
- || (oap->op_type == OP_YANK
- && gchar_pos(&oap->end) == NUL))
- && equal(oap->start, oap->end)
- #ifdef FEAT_VIRTUALEDIT
- && !(virtual_active()
- && oap->start.coladd != oap->end.coladd)
- #endif
- );
- /*
- * For delete, change and yank, it's an error to operate on an
- * empty region, when 'E' inclucded in 'cpoptions' (Vi compatible).
- */
- empty_region_error = (oap->empty
- && vim_strchr(p_cpo, CPO_EMPTYREGION) != NULL);
-
- #ifdef FEAT_VISUAL
- /* Force a redraw when operating on an empty Visual region or when
- * 'modifiable is off. */
- if (oap->is_VIsual && (oap->empty || !curbuf->b_p_ma))
- redraw_curbuf_later(INVERTED);
- #endif
-
- /*
- * If the end of an operator is in column one while oap->motion_type
- * is MCHAR and oap->inclusive is FALSE, we put op_end after the last
- * character in the previous line. If op_start is on or before the
- * first non-blank in the line, the operator becomes linewise
- * (strange, but that's the way vi does it).
- */
- if ( oap->motion_type == MCHAR
- && oap->inclusive == FALSE
- && !(cap->retval & CA_NO_ADJ_OP_END)
- && oap->end.col == 0
- #ifdef FEAT_VISUAL
- && (!oap->is_VIsual || *p_sel == 'o')
- #endif
- && oap->line_count > 1)
- {
- oap->end_adjusted = TRUE; /* remember that we did this */
- --oap->line_count;
- --oap->end.lnum;
- if (inindent(0))
- oap->motion_type = MLINE;
- else
- {
- oap->end.col = (colnr_T)STRLEN(ml_get(oap->end.lnum));
- if (oap->end.col)
- {
- --oap->end.col;
- oap->inclusive = TRUE;
- }
- }
- }
- else
- oap->end_adjusted = FALSE;
-
- switch (oap->op_type)
- {
- case OP_LSHIFT:
- case OP_RSHIFT:
- op_shift(oap, TRUE,
- #ifdef FEAT_VISUAL
- oap->is_VIsual ? (int)cap->count1 :
- #endif
- 1);
- break;
-
- case OP_JOIN_NS:
- case OP_JOIN:
- if (oap->line_count < 2)
- oap->line_count = 2;
- if (curwin->w_cursor.lnum + oap->line_count - 1 >
- curbuf->b_ml.ml_line_count)
- beep_flush();
- else
- do_do_join(oap->line_count, oap->op_type == OP_JOIN);
- break;
-
- case OP_DELETE:
- #ifdef FEAT_VISUAL
- VIsual_reselect = FALSE; /* don't reselect now */
- #endif
- if (empty_region_error)
- vim_beep();
- else
- (void)op_delete(oap);
- break;
-
- case OP_YANK:
- if (empty_region_error)
- {
- if (!gui_yank)
- vim_beep();
- }
- else
- (void)op_yank(oap, FALSE, !gui_yank);
- check_cursor_col();
- break;
-
- case OP_CHANGE:
- #ifdef FEAT_VISUAL
- VIsual_reselect = FALSE; /* don't reselect now */
- #endif
- if (empty_region_error)
- vim_beep();
- else
- {
- /* This is a new edit command, not a restart. Need to
- * remember it to make 'insertmode' work with mappings for
- * Visual mode. But do this only once. */
- restart_edit_save = restart_edit;
- restart_edit = 0;
- if (op_change(oap)) /* will call edit() */
- cap->retval |= CA_COMMAND_BUSY;
- if (restart_edit == 0)
- restart_edit = restart_edit_save;
- }
- break;
-
- case OP_FILTER:
- if (vim_strchr(p_cpo, CPO_FILTER) != NULL)
- AppendToRedobuff((char_u *)"!\r"); /* use any last used !cmd */
- else
- bangredo = TRUE; /* do_bang() will put cmd in redo buffer */
-
- case OP_INDENT:
- case OP_COLON:
-
- #if defined(FEAT_LISP) || defined(FEAT_CINDENT)
- /*
- * If 'equalprg' is empty, do the indenting internally.
- */
- if (oap->op_type == OP_INDENT && *get_equalprg() == NUL)
- {
- # ifdef FEAT_LISP
- if (curbuf->b_p_lisp)
- {
- op_reindent(oap, get_lisp_indent);
- break;
- }
- # endif
- # ifdef FEAT_CINDENT
- op_reindent(oap,
- # ifdef FEAT_EVAL
- *curbuf->b_p_inde != NUL ? get_expr_indent :
- # endif
- get_c_indent);
- break;
- # endif
- }
- #endif
-
- op_colon(oap);
- break;
-
- case OP_TILDE:
- case OP_UPPER:
- case OP_LOWER:
- case OP_ROT13:
- if (empty_region_error)
- vim_beep();
- else
- op_tilde(oap);
- check_cursor_col();
- break;
-
- case OP_FORMAT:
- if (*p_fp != NUL)
- op_colon(oap); /* use external command */
- else
- op_format(oap); /* use internal function */
- break;
-
- case OP_INSERT:
- case OP_APPEND:
- #ifdef FEAT_VISUAL
- VIsual_reselect = FALSE; /* don't reselect now */
- #endif
- #ifdef FEAT_VISUALEXTRA
- if (empty_region_error)
- #endif
- vim_beep();
- #ifdef FEAT_VISUALEXTRA
- else
- {
- /* This is a new edit command, not a restart. Need to
- * remember it to make 'insertmode' work with mappings for
- * Visual mode. But do this only once. */
- restart_edit_save = restart_edit;
- restart_edit = 0;
- op_insert(oap, cap->count1);/* handles insert & append
- * will call edit() */
- if (restart_edit == 0)
- restart_edit = restart_edit_save;
- }
- #endif
- break;
-
- case OP_REPLACE:
- #ifdef FEAT_VISUAL
- VIsual_reselect = FALSE; /* don't reselect now */
- #endif
- #ifdef FEAT_VISUALEXTRA
- if (empty_region_error)
- #endif
- vim_beep();
- #ifdef FEAT_VISUALEXTRA
- else
- op_replace(oap, cap->nchar);
- #endif
- break;
-
- #ifdef FEAT_FOLDING
- case OP_FOLD:
- VIsual_reselect = FALSE; /* don't reselect now */
- foldCreate(oap->start.lnum, oap->end.lnum);
- break;
-
- case OP_FOLDOPEN:
- case OP_FOLDOPENREC:
- case OP_FOLDCLOSE:
- case OP_FOLDCLOSEREC:
- VIsual_reselect = FALSE; /* don't reselect now */
- opFoldRange(oap->start.lnum, oap->end.lnum,
- oap->op_type == OP_FOLDOPEN
- || oap->op_type == OP_FOLDOPENREC,
- oap->op_type == OP_FOLDOPENREC
- || oap->op_type == OP_FOLDCLOSEREC,
- oap->is_VIsual);
- break;
-
- case OP_FOLDDEL:
- case OP_FOLDDELREC:
- VIsual_reselect = FALSE; /* don't reselect now */
- deleteFold(oap->start.lnum, oap->end.lnum,
- oap->op_type == OP_FOLDDELREC, oap->is_VIsual);
- break;
- #endif
- default:
- clearopbeep(oap);
- }
- if (!gui_yank)
- {
- /*
- * if 'sol' not set, go back to old column for some commands
- */
- if (!p_sol && oap->motion_type == MLINE && !oap->end_adjusted
- && (oap->op_type == OP_LSHIFT || oap->op_type == OP_RSHIFT
- || oap->op_type == OP_DELETE))
- coladvance(curwin->w_curswant = old_col);
- oap->op_type = OP_NOP;
- }
- else
- {
- curwin->w_cursor = old_cursor;
- }
- oap->block_mode = FALSE;
- oap->regname = 0;
- oap->motion_force = NUL;
- }
- }
-
- /*
- * Handle indent and format operators and visual mode ":".
- */
- static void
- op_colon(oap)
- oparg_T *oap;
- {
- stuffcharReadbuff(':');
- #ifdef FEAT_VISUAL
- if (oap->is_VIsual)
- stuffReadbuff((char_u *)"'<,'>");
- else
- #endif
- {
- /*
- * Make the range look nice, so it can be repeated.
- */
- if (oap->start.lnum == curwin->w_cursor.lnum)
- stuffcharReadbuff('.');
- else
- stuffnumReadbuff((long)oap->start.lnum);
- if (oap->end.lnum != oap->start.lnum)
- {
- stuffcharReadbuff(',');
- if (oap->end.lnum == curwin->w_cursor.lnum)
- stuffcharReadbuff('.');
- else if (oap->end.lnum == curbuf->b_ml.ml_line_count)
- stuffcharReadbuff('$');
- else if (oap->start.lnum == curwin->w_cursor.lnum)
- {
- stuffReadbuff((char_u *)".+");
- stuffnumReadbuff((long)oap->line_count - 1);
- }
- else
- stuffnumReadbuff((long)oap->end.lnum);
- }
- }
- if (oap->op_type != OP_COLON)
- stuffReadbuff((char_u *)"!");
- if (oap->op_type == OP_INDENT)
- {
- #ifndef FEAT_CINDENT
- if (*get_equalprg() == NUL)
- stuffReadbuff((char_u *)"indent");
- else
- #endif
- stuffReadbuff(get_equalprg());
- stuffReadbuff((char_u *)"\n");
- }
- else if (oap->op_type == OP_FORMAT)
- {
- if (*p_fp == NUL)
- stuffReadbuff((char_u *)"fmt");
- else
- stuffReadbuff(p_fp);
- stuffReadbuff((char_u *)"\n");
- }
-
- /*
- * do_cmdline() does the rest
- */
- }
-
- #if defined(FEAT_MOUSE) || defined(PROTO)
- /*
- * Do the appropriate action for the current mouse click in the current mode.
- * Not used for Command-line mode.
- *
- * Normal Mode:
- * event modi- position visual change action
- * fier cursor window
- * left press - yes end yes
- * left press C yes end yes "^]" (2)
- * left press S yes end yes "*" (2)
- * left drag - yes start if moved no
- * left relse - yes start if moved no
- * middle press - yes if not active no put register
- * middle press - yes if active no yank and put
- * right press - yes start or extend yes
- * right press S yes no change yes "#" (2)
- * right drag - yes extend no
- * right relse - yes extend no
- *
- * Insert or Replace Mode:
- * event modi- position visual change action
- * fier cursor window
- * left press - yes (cannot be active) yes
- * left press C yes (cannot be active) yes "CTRL-O^]" (2)
- * left press S yes (cannot be active) yes "CTRL-O*" (2)
- * left drag - yes start or extend (1) no CTRL-O (1)
- * left relse - yes start or extend (1) no CTRL-O (1)
- * middle press - no (cannot be active) no put register
- * right press - yes start or extend yes CTRL-O
- * right press S yes (cannot be active) yes "CTRL-O#" (2)
- *
- * (1) only if mouse pointer moved since press
- * (2) only if click is in same buffer
- *
- * Return TRUE if start_arrow() should be called for edit mode.
- */
- int
- do_mouse(oap, c, dir, count, fixindent)
- oparg_T *oap; /* operator argument, can be NULL */
- int c; /* K_LEFTMOUSE, etc */
- int dir; /* Direction to 'put' if necessary */
- long count;
- int fixindent; /* PUT_FIXINDENT if fixing indent necessary */
- {
- static int do_always = FALSE; /* ignore 'mouse' setting next time */
- static int got_click = FALSE; /* got a click some time back */
-
- int which_button; /* MOUSE_LEFT, _MIDDLE or _RIGHT */
- int is_click; /* If FALSE it's a drag or release event */
- int is_drag; /* If TRUE it's a drag event */
- int jump_flags = 0; /* flags for jump_to_mouse() */
- pos_T start_visual;
- int moved; /* Has cursor moved? */
- int in_status_line; /* mouse in status line */
- #ifdef FEAT_VERTSPLIT
- int in_sep_line; /* mouse in vertical separator line */
- #endif
- int c1, c2;
- #if defined(FEAT_FOLDING)
- pos_T save_cursor;
- #endif
- win_T *old_curwin = curwin;
- #ifdef FEAT_VISUAL
- static pos_T orig_cursor;
- colnr_T leftcol, rightcol;
- pos_T end_visual;
- int diff;
- int old_active = VIsual_active;
- int old_mode = VIsual_mode;
- #endif
- int regname;
-
- #if defined(FEAT_FOLDING)
- save_cursor = curwin->w_cursor;
- #endif
-
- /*
- * When GUI is active, always recognize mouse events, otherwise:
- * - Ignore mouse event in normal mode if 'mouse' doesn't include 'n'.
- * - Ignore mouse event in visual mode if 'mouse' doesn't include 'v'.
- * - For command line and insert mode 'mouse' is checked before calling
- * do_mouse().
- */
- if (do_always)
- do_always = FALSE;
- else
- #ifdef FEAT_GUI
- if (!gui.in_use)
- #endif
- {
- #ifdef FEAT_VISUAL
- if (VIsual_active)
- {
- if (!mouse_has(MOUSE_VISUAL))
- return FALSE;
- }
- else
- #endif
- if (State == NORMAL && !mouse_has(MOUSE_NORMAL))
- return FALSE;
- }
-
- which_button = get_mouse_button(KEY2TERMCAP1(c), &is_click, &is_drag);
-
- #ifdef FEAT_MOUSESHAPE
- /* May have stopped dragging the status or separator line. The pointer is
- * most likely still on the status or separator line. */
- if (!is_drag && drag_status_line)
- {
- drag_status_line = FALSE;
- update_mouseshape(SHAPE_IDX_STATUS);
- }
- # ifdef FEAT_VERTSPLIT
- if (!is_drag && drag_sep_line)
- {
- drag_sep_line = FALSE;
- update_mouseshape(SHAPE_IDX_VSEP);
- }
- # endif
- #endif
-
- /*
- * Ignore drag and release events if we didn't get a click.
- */
- if (is_click)
- got_click = TRUE;
- else
- {
- if (!got_click) /* didn't get click, ignore */
- return FALSE;
- if (!is_drag) /* release, reset got_click */
- got_click = FALSE;
- }
-
- /*
- * ALT is currently ignored
- */
- if ((mod_mask & MOD_MASK_ALT))
- return FALSE;
-
- /*
- * CTRL right mouse button does CTRL-T
- */
- if (is_click && (mod_mask & MOD_MASK_CTRL) && which_button == MOUSE_RIGHT)
- {
- if (State & INSERT)
- stuffcharReadbuff(Ctrl_O);
- if (count > 1)
- stuffnumReadbuff(count);
- stuffcharReadbuff(Ctrl_T);
- got_click = FALSE; /* ignore drag&release now */
- return FALSE;
- }
-
- /*
- * CTRL only works with left mouse button
- */
- if ((mod_mask & MOD_MASK_CTRL) && which_button != MOUSE_LEFT)
- return FALSE;
-
- /*
- * When a modifier is down, ignore drag and release events, as well as
- * multiple clicks and the middle mouse button.
- * Accept shift-leftmouse drags when 'mousemodel' is "popup.*".
- */
- if ((mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL | MOD_MASK_ALT))
- && (!is_click
- || (mod_mask & MOD_MASK_MULTI_CLICK)
- || which_button == MOUSE_MIDDLE)
- && !((mod_mask & MOD_MASK_SHIFT)
- && mouse_model_popup()
- && which_button == MOUSE_LEFT)
- )
- return FALSE;
-
- /*
- * If the button press was used as the movement command for an operator
- * (eg "d<MOUSE>"), or it is the middle button that is held down, ignore
- * drag/release events.
- */
- if (!is_click && which_button == MOUSE_MIDDLE)
- return FALSE;
-
- if (oap != NULL)
- regname = oap->regname;
- else
- regname = 0;
-
- /*
- * Middle mouse button does a 'put' of the selected text
- */
- if (which_button == MOUSE_MIDDLE)
- {
- if (State == NORMAL)
- {
- /*
- * If an operator was pending, we don't know what the user wanted
- * to do. Go back to normal mode: Clear the operator and beep().
- */
- if (oap != NULL && oap->op_type != OP_NOP)
- {
- clearopbeep(oap);
- return FALSE;
- }
-
- #ifdef FEAT_VISUAL
- /*
- * If visual was active, yank the highlighted text and put it
- * before the mouse pointer position.
- */
- if (VIsual_active)
- {
- stuffcharReadbuff('y');
- stuffcharReadbuff(K_MIDDLEMOUSE);
- do_always = TRUE; /* ignore 'mouse' setting next time */
- return FALSE;
- }
- #endif
- /*
- * The rest is below jump_to_mouse()
- */
- }
-
- /*
- * Middle click in insert mode doesn't move the mouse, just insert the
- * contents of a register. '.' register is special, can't insert that
- * with do_put().
- */
- else if (State & INSERT)
- {
- if (regname == '.')
- insert_reg(regname, TRUE);
- else
- {
- #ifdef FEAT_CLIPBOARD
- if (clip_star.available && regname == 0)
- regname = '*';
- #endif
- if ((State & REPLACE_FLAG) && !yank_register_mline(regname))
- insert_reg(regname, TRUE);
- else
- {
- do_put(regname, BACKWARD, 1L, fixindent | PUT_CURSEND);
-
- /* Repeat it with CTRL-R CTRL-O r or CTRL-R CTRL-P r */
- AppendCharToRedobuff(Ctrl_R);
- AppendCharToRedobuff(fixindent ? Ctrl_P : Ctrl_O);
- AppendCharToRedobuff(regname == 0 ? '"' : regname);
- }
- }
- return FALSE;
- }
- else
- return FALSE;
- }
-
- /* When dragging or button-up stay in the same window. */
- if (!is_click)
- jump_flags |= MOUSE_FOCUS | MOUSE_DID_MOVE;
-
- start_visual.lnum = 0;
-
- /*
- * When 'mousemodel' is "popup" or "popup_setpos", translate mouse events:
- * right button up -> pop-up menu
- * shift-left button -> right button
- */
- if (mouse_model_popup())
- {
- if (which_button == MOUSE_RIGHT
- && !(mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)))
- {
- /*
- * NOTE: Ignore right button down and drag mouse events.
- * Windows only shows the popup menu on the button up event.
- */
- #if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_GTK) || defined(FEAT_GUI_PHOTON)
- if (!is_click)
- return FALSE;
- #endif
- #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MSWIN)
- if (is_click || is_drag)
- return FALSE;
- #endif
- #if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_GTK) \
- || defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MSWIN) \
- || defined(FEAT_GUI_MAC) || defined(FEAT_GUI_PHOTON)
- if (gui.in_use)
- {
- jump_flags = 0;
- if (STRCMP(p_mousem, "popup_setpos") == 0)
- {
- /* First set the cursor position before showing the popup
- * menu. */
- #ifdef FEAT_VISUAL
- if (VIsual_active)
- {
- pos_T m_pos;
-
- /*
- * set MOUSE_MAY_STOP_VIS if we are outside the
- * selection or the current window (might have false
- * negative here)
- */
- if (mouse_row < W_WINROW(curwin)
- || mouse_row
- > (W_WINROW(curwin) + curwin->w_height))
- jump_flags = MOUSE_MAY_STOP_VIS;
- else if (get_fpos_of_mouse(&m_pos) != IN_BUFFER)
- jump_flags = MOUSE_MAY_STOP_VIS;
- else
- {
- if ((lt(curwin->w_cursor, VIsual)
- && (lt(m_pos, curwin->w_cursor)
- || lt(VIsual, m_pos)))
- || (lt(VIsual, curwin->w_cursor)
- && (lt(m_pos, VIsual)
- || lt(curwin->w_cursor, m_pos))))
- {
- jump_flags = MOUSE_MAY_STOP_VIS;
- }
- else if (VIsual_mode == Ctrl_V)
- {
- getvcols(curwin, &curwin->w_cursor, &VIsual,
- &leftcol, &rightcol);
- getvcol(curwin, &m_pos, NULL, &m_pos.col, NULL);
- if (m_pos.col < leftcol || m_pos.col > rightcol)
- jump_flags = MOUSE_MAY_STOP_VIS;
- }
- }
- }
- else
- jump_flags = MOUSE_MAY_STOP_VIS;
- #endif
- }
- if (jump_flags)
- {
- jump_flags = jump_to_mouse(jump_flags, NULL, which_button);
- update_curbuf(
- #ifdef FEAT_VISUAL
- VIsual_active ? INVERTED :
- #endif
- VALID);
- setcursor();
- out_flush(); /* Update before showing popup menu */
- }
- # ifdef FEAT_MENU
- gui_show_popupmenu();
- # endif
- return (jump_flags & CURSOR_MOVED) != 0;
- }
- else
- return FALSE;
- #else
- return FALSE;
- #endif
- }
- if (which_button == MOUSE_LEFT && (mod_mask & MOD_MASK_SHIFT))
- {
- which_button = MOUSE_RIGHT;
- mod_mask &= ~MOD_MASK_SHIFT;
- }
- }
-
- #ifdef FEAT_VISUAL
- if ((State & (NORMAL | INSERT))
- && !(mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)))
- {
- if (which_button == MOUSE_LEFT)
- {
- if (is_click)
- {
- /* stop Visual mode for a left click in a window, but not when
- * on a status line */
- if (VIsual_active)
- jump_flags |= MOUSE_MAY_STOP_VIS;
- }
- else
- jump_flags |= MOUSE_MAY_VIS;
- }
- else if (which_button == MOUSE_RIGHT)
- {
- if (is_click && VIsual_active)
- {
- /*
- * Remember the start and end of visual before moving the
- * cursor.
- */
- if (lt(curwin->w_cursor, VIsual))
- {
- start_visual = curwin->w_cursor;
- end_visual = VIsual;
- }
- else
- {
- start_visual = VIsual;
- end_visual = curwin->w_cursor;
- }
- }
- jump_flags |= MOUSE_MAY_VIS | MOUSE_FOCUS;
- }
- }
- #endif
-
- /*
- * If an operator is pending, ignore all drags and releases until the
- * next mouse click.
- */
- if (!is_drag && oap != NULL && oap->op_type != OP_NOP)
- {
- got_click = FALSE;
- oap->motion_type = MCHAR;
- }
-
- /*
- * JUMP!
- */
- jump_flags = jump_to_mouse(jump_flags,
- oap == NULL ? NULL : &(oap->inclusive), which_button);
- moved = (jump_flags & CURSOR_MOVED);
- in_status_line = (jump_flags & IN_STATUS_LINE);
- #ifdef FEAT_VERTSPLIT
- in_sep_line = (jump_flags & IN_SEP_LINE);
- #endif
-
- /* When jumping to another window, clear a pending operator. That's a bit
- * friendlier than beeping and not jumping to that window. */
- if (curwin != old_curwin && oap != NULL && oap->op_type != OP_NOP)
- clearop(oap);
-
- #ifdef FEAT_FOLDING
- if (mod_mask == 0
- && !is_drag
- && (jump_flags & (MOUSE_FOLD_CLOSE | MOUSE_FOLD_OPEN))
- && which_button == MOUSE_LEFT)
- {
- /* open or close a fold at this line */
- if (jump_flags & MOUSE_FOLD_OPEN)
- openFold(curwin->w_cursor.lnum, 1L);
- else
- closeFold(curwin->w_cursor.lnum, 1L);
- /* don't move the cursor if still in the same window */
- if (curwin == old_curwin)
- curwin->w_cursor = save_cursor;
- }
- #endif
-
- #if defined(FEAT_CLIPBOARD) && defined(FEAT_CMDWIN)
- if ((jump_flags & IN_OTHER_WIN) && !VIsual_active && clip_star.available)
- {
- clip_modeless(which_button, is_click, is_drag);
- return FALSE;
- }
- #endif
-
- #ifdef FEAT_VISUAL
- /* Set global flag that we are extending the Visual area with mouse
- * dragging; temporarily mimimize 'scrolloff'. */
- if (VIsual_active && is_drag && p_so)
- {
- /* In the very first line, allow scrolling one line */
- if (mouse_row == 0)
- mouse_dragging = 2;
- else
- mouse_dragging = 1;
- }
-
- /* When dragging the mouse above the window, scroll down. */
- if (is_drag && mouse_row < 0 && !in_status_line)
- {
- scroll_redraw(FALSE, 1L);
- mouse_row = 0;
- }
-
- if (start_visual.lnum) /* right click in visual mode */
- {
- /*
- * In Visual-block mode, divide the area in four, pick up the corner
- * that is in the quarter that the cursor is in.
- */
- if (VIsual_mode == Ctrl_V)
- {
- getvcols(curwin, &start_visual, &end_visual, &leftcol, &rightcol);
- if (curwin->w_curswant > (leftcol + rightcol) / 2)
- end_visual.col = leftcol;
- else
- end_visual.col = rightcol;
- if (curwin->w_cursor.lnum <
- (start_visual.lnum + end_visual.lnum) / 2)
- end_visual.lnum = end_visual.lnum;
- else
- end_visual.lnum = start_visual.lnum;
-
- /* move VIsual to the right column */
- start_visual = curwin->w_cursor; /* save the cursor pos */
- curwin->w_cursor = end_visual;
- coladvance(end_visual.col);
- VIsual = curwin->w_cursor;
- curwin->w_cursor = start_visual; /* restore the cursor */
- }
- else
- {
- /*
- * If the click is before the start of visual, change the start.
- * If the click is after the end of visual, change the end. If
- * the click is inside the visual, change the closest side.
- */
- if (lt(curwin->w_cursor, start_visual))
- VIsual = end_visual;
- else if (lt(end_visual, curwin->w_cursor))
- VIsual = start_visual;
- else
- {
- /* In the same line, compare column number */
- if (end_visual.lnum == start_visual.lnum)
- {
- if (curwin->w_cursor.col - start_visual.col >
- end_visual.col - curwin->w_cursor.col)
- VIsual = start_visual;
- else
- VIsual = end_visual;
- }
-
- /* In different lines, compare line number */
- else
- {
- diff = (curwin->w_cursor.lnum - start_visual.lnum) -
- (end_visual.lnum - curwin->w_cursor.lnum);
-
- if (diff > 0) /* closest to end */
- VIsual = start_visual;
- else if (diff < 0) /* closest to start */
- VIsual = end_visual;
- else /* in the middle line */
- {
- if (curwin->w_cursor.col <
- (start_visual.col + end_visual.col) / 2)
- VIsual = end_visual;
- else
- VIsual = start_visual;
- }
- }
- }
- }
- }
- /*
- * If Visual mode started in insert mode, execute "CTRL-O"
- */
- else if ((State & INSERT) && VIsual_active)
- stuffcharReadbuff(Ctrl_O);
- #endif
-
- /*
- * Middle mouse click: Put text before cursor.
- */
- if (which_button == MOUSE_MIDDLE)
- {
- #ifdef FEAT_CLIPBOARD
- if (clip_star.available && regname == 0)
- regname = '*';
- #endif
- if (yank_register_mline(regname))
- {
- if (mouse_past_bottom)
- dir = FORWARD;
- }
- else if (mouse_past_eol)
- dir = FORWARD;
-
- if (fixindent)
- {
- c1 = (dir == BACKWARD) ? '[' : ']';
- c2 = 'p';
- }
- else
- {
- c1 = (dir == FORWARD) ? 'p' : 'P';
- c2 = NUL;
- }
- prep_redo(regname, count, NUL, c1, NUL, c2, NUL);
-
- /*
- * Remember where the paste started, so in edit() Insstart can be set
- * to this position
- */
- if (restart_edit != 0)
- where_paste_started = curwin->w_cursor;
- do_put(regname, dir, count, fixindent | PUT_CURSEND);
- }
-
- #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)
- /*
- * Ctrl-Mouse click or double click in a quickfix window jumps to the
- * error under the mouse pointer.
- */
- else if (((mod_mask & MOD_MASK_CTRL)
- || (mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK)
- && bt_quickfix(curbuf))
- {
- if (State & INSERT)
- stuffcharReadbuff(Ctrl_O);
- stuffReadbuff((char_u *)":.cc\n");
- got_click = FALSE; /* ignore drag&release now */
- }
- #endif
-
- /*
- * Ctrl-Mouse click (or double click in a help window) jumps to the tag
- * under the mouse pointer.
- */
- else if ((mod_mask & MOD_MASK_CTRL) || (curbuf->b_help
- && (mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK))
- {
- if (State & INSERT)
- stuffcharReadbuff(Ctrl_O);
- stuffcharReadbuff(Ctrl_RSB);
- got_click = FALSE; /* ignore drag&release now */
- }
-
- /*
- * Shift-Mouse click searches for the next occurrence of the word under
- * the mouse pointer
- */
- else if ((mod_mask & MOD_MASK_SHIFT))
- {
- if (State & INSERT
- #ifdef FEAT_VISUAL
- || (VIsual_active && VIsual_select)
- #endif
- )
- stuffcharReadbuff(Ctrl_O);
- if (which_button == MOUSE_LEFT)
- stuffcharReadbuff('*');
- else /* MOUSE_RIGHT */
- stuffcharReadbuff('#');
- }
-
- /* Handle double clicks, unless on status line */
- else if (in_status_line)
- {
- #ifdef FEAT_MOUSESHAPE
- if ((is_drag || is_click) && !drag_status_line)
- {
- drag_status_line = TRUE;
- update_mouseshape(-1);
- }
- #endif
- }
- #ifdef FEAT_VERTSPLIT
- else if (in_sep_line)
- {
- # ifdef FEAT_MOUSESHAPE
- if ((is_drag || is_click) && !drag_sep_line)
- {
- drag_sep_line = TRUE;
- update_mouseshape(-1);
- }
- # endif
- }
- #endif
- #ifdef FEAT_VISUAL
- else if ((mod_mask & MOD_MASK_MULTI_CLICK) && (State & (NORMAL | INSERT)))
- {
- if (is_click || !VIsual_active)
- {
- if (VIsual_active)
- orig_cursor = VIsual;
- else
- {
- check_visual_highlight();
- VIsual = curwin->w_cursor;
- orig_cursor = VIsual;
- VIsual_active = TRUE;
- VIsual_reselect = TRUE;
- /* start Select mode if 'selectmode' contains "mouse" */
- may_start_select('o');
- setmouse();
- }
- if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK)
- VIsual_mode = 'v';
- else if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_3CLICK)
- VIsual_mode = 'V';
- else if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_4CLICK)
- VIsual_mode = Ctrl_V;
- #ifdef FEAT_CLIPBOARD
- /* Make sure the clipboard gets updated. Needed because start and
- * end may still be the same, and the selection needs to be owned */
- clip_star.vmode = NUL;
- #endif
- }
- /*
- * A double click selects a word or a block.
- */
- if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK)
- {
- pos_T *pos = NULL;
-
- if (is_click)
- {
- /* If the character under the cursor (skipping white space) is
- * not a word character, try finding a match and select a (),
- * {}, [], #if/#endif, etc. block. */
- end_visual = curwin->w_cursor;
- while (vim_iswhite(gchar_pos(&end_visual)))
- inc(&end_visual);
- if (oap != NULL)
- oap->motion_type = MCHAR;
- if (oap != NULL
- && VIsual_mode == 'v'
- && !vim_isIDc(gchar_pos(&end_visual))
- && equal(curwin->w_cursor, VIsual)
- && (pos = findmatch(oap, NUL)) != NULL)
- {
- curwin->w_cursor = *pos;
- if (oap->motion_type == MLINE)
- VIsual_mode = 'V';
- else if (*p_sel == 'e')
- {
- if (lt(curwin->w_cursor, VIsual))
- ++VIsual.col;
- else
- ++curwin->w_cursor.col;
- }
- }
- }
-
- if (pos == NULL && (is_click || is_drag))
- {
- /* When not found a match or when dragging: extend to include
- * a word. */
- if (lt(curwin->w_cursor, orig_cursor))
- {
- find_start_of_word(&curwin->w_cursor);
- find_end_of_word(&VIsual);
- }
- else
- {
- find_start_of_word(&VIsual);
- find_end_of_word(&curwin->w_cursor);
- }
- }
- curwin->w_set_curswant = TRUE;
- }
- if (is_click)
- redraw_curbuf_later(INVERTED); /* update the inversion */
- }
- else if (VIsual_active && !old_active)
- VIsual_mode = 'v';
-
- /* If Visual mode changed show it later. */
- if (p_smd && (VIsual_active != old_active || VIsual_mode != old_mode))
- redraw_cmdline = TRUE;
- #endif
-
- return moved;
- }
-
- #ifdef FEAT_VISUAL
- /*
- * Move "pos" back to the start of the word it's in.
- */
- static void
- find_start_of_word(pos)
- pos_T *pos;
- {
- char_u *line;
- int cclass;
- int col;
-
- line = ml_get(pos->lnum);
- cclass = get_mouse_class(line + pos->col);
-
- while (pos->col > 0)
- {
- col = pos->col - 1;
- #ifdef FEAT_MBYTE
- col -= (*mb_head_off)(line, line + col);
- #endif
- if (get_mouse_class(line + col) != cclass)
- break;
- pos->col = col;
- }
- }
-
- /*
- * Move "pos" forward to the end of the word it's in.
- * When 'selection' is "exclusive", the position is just after the word.
- */
- static void
- find_end_of_word(pos)
- pos_T *pos;
- {
- char_u *line;
- int cclass;
- int col;
-
- line = ml_get(pos->lnum);
- if (*p_sel == 'e' && pos->col > 0)
- {
- --pos->col;
- #ifdef FEAT_MBYTE
- pos->col -= (*mb_head_off)(line, line + pos->col);
- #endif
- }
- cclass = get_mouse_class(line + pos->col);
- while (line[pos->col] != NUL)
- {
- #ifdef FEAT_MBYTE
- col = pos->col + (*mb_ptr2len_check)(line + pos->col);
- #else
- col = pos->col + 1;
- #endif
- if (get_mouse_class(line + col) != cclass)
- {
- if (*p_sel == 'e')
- pos->col = col;
- break;
- }
- pos->col = col;
- }
- }
-
- /*
- * Get class of a character for selection: same class means same word.
- * 0: blank
- * 1: punctuation groups
- * 2: normal word character
- * >2: multi-byte word character.
- */
- static int
- get_mouse_class(p)
- char_u *p;
- {
- int c;
-
- #ifdef FEAT_MBYTE
- if (has_mbyte && MB_BYTE2LEN(p[0]) > 1)
- return mb_get_class(p);
- #endif
-
- c = *p;
- if (c == ' ' || c == '\t')
- return 0;
-
- if (vim_isIDc(c))
- return 1;
-
- /*
- * There are a few special cases where we want certain combinations of
- * characters to be considered as a single word. These are things like
- * "->", "/ *", "*=", "+=", "&=", "<=", ">=", "!=" etc. Otherwise, each
- * character is in it's own class.
- */
- if (c != NUL && vim_strchr((char_u *)"-+*/%<>&|^!=", c) != NULL)
- return 2;
- return c;
- }
- #endif /* FEAT_VISUAL */
- #endif /* FEAT_MOUSE */
-
- #if defined(FEAT_VISUAL) || defined(PROTO)
- /*
- * Check if highlighting for visual mode is possible, give a warning message
- * if not.
- */
- void
- check_visual_highlight()
- {
- static int did_check = FALSE;
-
- if (!did_check && hl_attr(HLF_V) == 0)
- MSG(_("Warning: terminal cannot highlight"));
- did_check = TRUE;
- }
-
- /*
- * End visual mode.
- * This function should ALWAYS be called to end Visual mode, except from
- * do_pending_operator().
- */
- void
- end_visual_mode()
- {
- #ifdef FEAT_CLIPBOARD
- /*
- * If we are using the clipboard, then remember what was selected in case
- * we need to paste it somewhere while we still own the selection.
- * Only do this when the clipboard is already owned. Don't want to grab
- * the selection when hitting ESC.
- */
- if (clip_star.available && clip_star.owned)
- clip_auto_select();
- #endif
-
- VIsual_active = FALSE;
- #ifdef FEAT_MOUSE
- setmouse();
- mouse_dragging = 0;
- #endif
-
- /* Save the current VIsual area for '< and '> marks, and "gv" */
- curbuf->b_visual_mode = VIsual_mode;
- curbuf->b_visual_start = VIsual;
- curbuf->b_visual_end = curwin->w_cursor;
- curbuf->b_visual_curswant = curwin->w_curswant;
- #ifdef FEAT_VIRTUALEDIT
- if (!virtual_active())
- curwin->w_cursor.coladd = 0;
- #endif
-
- if (p_smd)
- clear_cmdline = TRUE; /* unshow visual mode later */
- #ifdef FEAT_CMDL_INFO
- else
- clear_showcmd();
- #endif
-
- /* Don't leave the cursor past the end of the line */
- if (curwin->w_cursor.col > 0 && *ml_get_cursor() == NUL)
- --curwin->w_cursor.col;
- }
-
- /*
- * Reset VIsual_active and VIsual_reselect.
- */
- void
- reset_VIsual_and_resel()
- {
- if (VIsual_active)
- {
- end_visual_mode();
- redraw_curbuf_later(INVERTED); /* delete the inversion later */
- }
- VIsual_reselect = FALSE;
- }
-
- /*
- * Reset VIsual_active and VIsual_reselect if it's set.
- */
- void
- reset_VIsual()
- {
- if (VIsual_active)
- {
- end_visual_mode();
- redraw_curbuf_later(INVERTED); /* delete the inversion later */
- VIsual_reselect = FALSE;
- }
- }
- #endif /* FEAT_VISUAL */
-
- /*
- * Find the identifier under or to the right of the cursor.
- * "find_type" can have one of three values:
- * FIND_IDENT: find an identifier (keyword)
- * FIND_STRING: find any non-white string
- * FIND_IDENT + FIND_STRING: find any non-white string, identifier preferred.
- *
- * There are three steps:
- * 1. Search forward for the start of an identifier/string. Doesn't move if
- * already on one.
- * 2. Search backward for the start of this identifier/string.
- * This doesn't match the real Vi but I like it a little better and it
- * shouldn't bother anyone.
- * 3. Search forward to the end of this identifier/string.
- * When FIND_IDENT isn't defined, we backup until a blank.
- *
- * Returns the length of the string, or zero if no string is found.
- * If a string is found, a pointer to the string is put in "*string". This
- * string is not always NUL terminated.
- */
- int
- find_ident_under_cursor(string, find_type)
- char_u **string;
- int find_type;
- {
- char_u *ptr;
- int col = 0; /* init to shut up GCC */
- int i;
- #ifdef FEAT_MBYTE
- int this_class = 0;
- int prev_class;
- int prevcol;
- #endif
-
- /*
- * if i == 0: try to find an identifier
- * if i == 1: try to find any non-white string
- */
- ptr = ml_get_curline();
- for (i = (find_type & FIND_IDENT) ? 0 : 1; i < 2; ++i)
- {
- /*
- * 1. skip to start of identifier/string
- */
- col = curwin->w_cursor.col;
- #ifdef FEAT_MBYTE
- if (has_mbyte)
- {
- while (ptr[col] != NUL)
- {
- this_class = mb_get_class(ptr + col);
- if (this_class != 0 && (i == 1 || this_class != 1))
- break;
- col += (*mb_ptr2len_check)(ptr + col);
- }
- }
- else
- #endif
- while (ptr[col] != NUL && (i == 0
- ? !vim_iswordc(ptr[col]) : vim_iswhite(ptr[col])))
- ++col;
-
- /*
- * 2. Back up to start of identifier/string.
- */
- #ifdef FEAT_MBYTE
- if (has_mbyte)
- {
- /* Remember class of character under cursor. */
- this_class = mb_get_class(ptr + col);
- while (col > 0)
- {
- prevcol = col - 1 - (*mb_head_off)(ptr, ptr + col - 1);
- prev_class = mb_get_class(ptr + prevcol);
- if (this_class != prev_class
- && (i == 0
- || prev_class == 0
- || (find_type & FIND_IDENT)))
- break;
- col = prevcol;
- }
-
- /* If we don't want just any old string, or we've found an
- * identifier, stop searching. */
- if (this_class > 2)
- this_class = 2;
- if (!(find_type & FIND_STRING) || this_class == 2)
- break;
- }
- else
- #endif
- {
- while (col > 0 && (i == 0 ? vim_iswordc(ptr[col - 1])
- : (!vim_iswhite(ptr[col - 1])
- && (!(find_type & FIND_IDENT)
- || !vim_iswordc(ptr[col - 1])))))
- --col;
-
- /* If we don't want just any old string, or we've found an
- * identifier, stop searching. */
- if (!(find_type & FIND_STRING) || vim_iswordc(ptr[col]))
- break;
- }
- }
-
- if (ptr[col] == NUL || (i == 0 && (
- #ifdef FEAT_MBYTE
- has_mbyte ? this_class != 2 :
- #endif
- !vim_iswordc(ptr[col]))))
- {
- /*
- * didn't find an identifier or string
- */
- if (find_type & FIND_STRING)
- EMSG(_("E348: No string under cursor"));
- else
- EMSG(_("E349: No identifier under cursor"));
- return 0;
- }
- ptr += col;
- *string = ptr;
-
- /*
- * 3. Find the end if the identifier/string.
- */
- col = 0;
- #ifdef FEAT_MBYTE
- if (has_mbyte)
- {
- /* Search for point of changing multibyte character class. */
- this_class = mb_get_class(ptr);
- while (ptr[col] != NUL
- && i == 0 ? mb_get_class(ptr + col) == this_class
- : mb_get_class(ptr + col) != 0)
- col += (*mb_ptr2len_check)(ptr + col);
- }
- else
- #endif
- while (i == 0 ? vim_iswordc(*ptr) : (*ptr != NUL && !vim_iswhite(*ptr)))
- {
- ++ptr;
- ++col;
- }
-
- return col;
- }
-
- /*
- * Prepare for redo of a normal command.
- */
- static void
- prep_redo_cmd(cap)
- cmdarg_T *cap;
- {
- prep_redo(cap->oap->regname, cap->count0,
- NUL, cap->cmdchar, NUL, NUL, cap->nchar);
- }
-
- /*
- * Prepare for redo of any command.
- * Note that only the last argument can be a multi-byte char.
- */
- static void
- prep_redo(regname, num, cmd1, cmd2, cmd3, cmd4, cmd5)
- int regname;
- long num;
- int cmd1;
- int cmd2;
- int cmd3;
- int cmd4;
- int cmd5;
- {
- ResetRedobuff();
- if (regname != 0) /* yank from specified buffer */
- {
- AppendCharToRedobuff('"');
- AppendCharToRedobuff(regname);
- }
- if (num)
- AppendNumberToRedobuff(num);
-
- if (cmd1 != NUL)
- AppendCharToRedobuff(cmd1);
- if (cmd2 != NUL)
- AppendCharToRedobuff(cmd2);
- if (cmd3 != NUL)
- AppendCharToRedobuff(cmd3);
- if (cmd4 != NUL)
- AppendCharToRedobuff(cmd4);
- if (cmd5 != NUL)
- AppendCharToRedobuff(cmd5);
- }
-
- /*
- * check for operator active and clear it
- *
- * return TRUE if operator was active
- */
- static int
- checkclearop(oap)
- oparg_T *oap;
- {
- if (oap->op_type == OP_NOP)
- return FALSE;
- clearopbeep(oap);
- return TRUE;
- }
-
- /*
- * check for operator or Visual active and clear it
- *
- * return TRUE if operator was active
- */
- static int
- checkclearopq(oap)
- oparg_T *oap;
- {
- if (oap->op_type == OP_NOP
- #ifdef FEAT_VISUAL
- && !VIsual_active
- #endif
- )
- return FALSE;
- clearopbeep(oap);
- return TRUE;
- }
-
- static void
- clearop(oap)
- oparg_T *oap;
- {
- oap->op_type = OP_NOP;
- oap->regname = 0;
- oap->motion_force = NUL;
- oap->use_reg_one = FALSE;
- }
-
- static void
- clearopbeep(oap)
- oparg_T *oap;
- {
- clearop(oap);
- beep_flush();
- }
-
- #ifdef FEAT_VISUAL
- /*
- * Remove the shift modifier from a special key.
- */
- static void
- unshift_special(cap)
- cmdarg_T *cap;
- {
- switch (cap->cmdchar)
- {
- case K_S_RIGHT: cap->cmdchar = K_RIGHT; break;
- case K_S_LEFT: cap->cmdchar = K_LEFT; break;
- case K_S_UP: cap->cmdchar = K_UP; break;
- case K_S_DOWN: cap->cmdchar = K_DOWN; break;
- case K_S_HOME: cap->cmdchar = K_HOME; break;
- case K_S_END: cap->cmdchar = K_END; break;
- }
- cap->cmdchar = simplify_key(cap->cmdchar, &mod_mask);
- }
- #endif
-
- #if defined(FEAT_CMDL_INFO) || defined(PROTO)
- /*
- * Routines for displaying a partly typed command
- */
-
- #ifdef FEAT_VISUAL /* need room for size of Visual area */
- # define SHOWCMD_BUFLEN SHOWCMD_COLS + 1 + 30
- #else
- # define SHOWCMD_BUFLEN SHOWCMD_COLS + 1
- #endif
- static char_u showcmd_buf[SHOWCMD_BUFLEN];
- static char_u old_showcmd_buf[SHOWCMD_BUFLEN]; /* For push_showcmd() */
- static int showcmd_is_clear = TRUE;
- static int showcmd_visual = FALSE;
-
- static void display_showcmd __ARGS((void));
-
- void
- clear_showcmd()
- {
- if (!p_sc)
- return;
-
- #ifdef FEAT_VISUAL
- if (VIsual_active)
- {
- int i = lt(VIsual, curwin->w_cursor);
- long lines;
- colnr_T leftcol, rightcol;
-
- /* Show the size of the Visual area. */
- if (i)
- lines = curwin->w_cursor.lnum - VIsual.lnum + 1;
- else
- lines = VIsual.lnum - curwin->w_cursor.lnum + 1;
- if (VIsual_mode == Ctrl_V)
- {
- getvcols(curwin, &curwin->w_cursor, &VIsual, &leftcol, &rightcol);
- sprintf((char *)showcmd_buf, "%ldx%ld", lines,
- (long)(rightcol - leftcol + 1));
- }
- else if (VIsual_mode == 'V' || VIsual.lnum != curwin->w_cursor.lnum)
- sprintf((char *)showcmd_buf, "%ld", lines);
- else
- sprintf((char *)showcmd_buf, "%ld", (long)(i
- ? curwin->w_cursor.col - VIsual.col
- : VIsual.col - curwin->w_cursor.col) + (*p_sel != 'e'));
- showcmd_buf[SHOWCMD_COLS] = NUL; /* truncate */
- showcmd_visual = TRUE;
- }
- else
- #endif
- {
- showcmd_buf[0] = NUL;
- showcmd_visual = FALSE;
-
- /* Don't actually display something if there is nothing to clear. */
- if (showcmd_is_clear)
- return;
- }
-
- display_showcmd();
- }
-
- /*
- * Add 'c' to string of shown command chars.
- * Return TRUE if output has been written (and setcursor() has been called).
- */
- int
- add_to_showcmd(c)
- int c;
- {
- char_u *p;
- int old_len;
- int extra_len;
- int overflow;
- #if defined(FEAT_MOUSE)
- int i;
- static int ignore[] =
- {
- #ifdef FEAT_GUI
- K_VER_SCROLLBAR, K_HOR_SCROLLBAR,
- K_LEFTMOUSE_NM, K_LEFTRELEASE_NM,
- #endif
- K_IGNORE,
- K_LEFTMOUSE, K_LEFTDRAG, K_LEFTRELEASE,
- K_MIDDLEMOUSE, K_MIDDLEDRAG, K_MIDDLERELEASE,
- K_RIGHTMOUSE, K_RIGHTDRAG, K_RIGHTRELEASE,
- K_MOUSEDOWN, K_MOUSEUP,
- 0
- };
- #endif
-
- if (!p_sc)
- return FALSE;
-
- if (showcmd_visual)
- {
- showcmd_buf[0] = NUL;
- showcmd_visual = FALSE;
- }
-
- #if defined(FEAT_MOUSE)
- /* Ignore keys that are scrollbar updates and mouse clicks */
- if (IS_SPECIAL(c))
- for (i = 0; ignore[i] != 0; ++i)
- if (ignore[i] == c)
- return FALSE;
- #endif
-
- p = transchar(c);
- old_len = (int)STRLEN(showcmd_buf);
- extra_len = (int)STRLEN(p);
- overflow = old_len + extra_len - SHOWCMD_COLS;
- if (overflow > 0)
- STRCPY(showcmd_buf, showcmd_buf + overflow);
- STRCAT(showcmd_buf, p);
-
- if (char_avail())
- return FALSE;
-
- display_showcmd();
-
- return TRUE;
- }
-
- void
- add_to_showcmd_c(c)
- int c;
- {
- if (!add_to_showcmd(c))
- setcursor();
- }
-
- /*
- * Delete 'len' characters from the end of the shown command.
- */
- static void
- del_from_showcmd(len)
- int len;
- {
- int old_len;
-
- if (!p_sc)
- return;
-
- old_len = (int)STRLEN(showcmd_buf);
- if (len > old_len)
- len = old_len;
- showcmd_buf[old_len - len] = NUL;
-
- if (!char_avail())
- display_showcmd();
- }
-
- void
- push_showcmd()
- {
- if (p_sc)
- STRCPY(old_showcmd_buf, showcmd_buf);
- }
-
- void
- pop_showcmd()
- {
- if (!p_sc)
- return;
-
- STRCPY(showcmd_buf, old_showcmd_buf);
-
- display_showcmd();
- }
-
- static void
- display_showcmd()
- {
- int len;
-
- cursor_off();
-
- len = (int)STRLEN(showcmd_buf);
- if (len == 0)
- showcmd_is_clear = TRUE;
- else
- {
- screen_puts(showcmd_buf, (int)Rows - 1, sc_col, 0);
- showcmd_is_clear = FALSE;
- }
-
- /*
- * clear the rest of an old message by outputing up to SHOWCMD_COLS spaces
- */
- screen_puts((char_u *)" " + len, (int)Rows - 1, sc_col + len, 0);
-
- setcursor(); /* put cursor back where it belongs */
- }
- #endif
-
- #ifdef FEAT_SCROLLBIND
- /*
- * When "check" is FALSE, prepare for commands that scroll the window.
- * When "check" is TRUE, take care of scroll-binding after the window has
- * scrolled. Called from normal_cmd() and edit().
- */
- void
- do_check_scrollbind(check)
- int check;
- {
- static win_T *old_curwin = NULL;
- static linenr_T old_topline = 0;
- #ifdef FEAT_DIFF
- static int old_topfill = 0;
- #endif
- static buf_T *old_buf = NULL;
- static colnr_T old_leftcol = 0;
-
- if (check && curwin->w_p_scb)
- {
- /* If a ":syncbind" command was just used, don't scroll, only reset
- * the values. */
- if (did_syncbind)
- did_syncbind = FALSE;
- else if (curwin == old_curwin)
- {
- /*
- * Synchronize other windows, as necessary according to
- * 'scrollbind'. Don't do this after an ":edit" command, except
- * when 'diff' is set.
- */
- if ((curwin->w_buffer == old_buf
- #ifdef FEAT_DIFF
- || curwin->w_p_diff
- #endif
- )
- && (curwin->w_topline != old_topline
- #ifdef FEAT_DIFF
- || curwin->w_topfill != old_topfill
- #endif
- || curwin->w_leftcol != old_leftcol))
- {
- check_scrollbind(curwin->w_topline - old_topline,
- (long)(curwin->w_leftcol - old_leftcol));
- }
- }
- else if (vim_strchr(p_sbo, 'j')) /* jump flag set in 'scrollopt' */
- {
- /*
- * When switching between windows, make sure that the relative
- * vertical offset is valid for the new window. The relative
- * offset is invalid whenever another 'scrollbind' window has
- * scrolled to a point that would force the current window to
- * scroll past the beginning or end of its buffer. When the
- * resync is performed, some of the other 'scrollbind' windows may
- * need to jump so that the current window's relative position is
- * visible on-screen.
- */
- check_scrollbind(curwin->w_topline - curwin->w_scbind_pos, 0L);
- }
- curwin->w_scbind_pos = curwin->w_topline;
- }
-
- old_curwin = curwin;
- old_topline = curwin->w_topline;
- #ifdef FEAT_DIFF
- old_topfill = curwin->w_topfill;
- #endif
- old_buf = curwin->w_buffer;
- old_leftcol = curwin->w_leftcol;
- }
-
- /*
- * Synchronize any windows that have "scrollbind" set, based on the
- * number of rows by which the current window has changed
- * (1998-11-02 16:21:01 R. Edward Ralston <eralston@computer.org>)
- */
- void
- check_scrollbind(topline_diff, leftcol_diff)
- linenr_T topline_diff;
- long leftcol_diff;
- {
- int want_ver;
- int want_hor;
- win_T *old_curwin = curwin;
- buf_T *old_curbuf = curbuf;
- #ifdef FEAT_VISUAL
- int old_VIsual_select = VIsual_select;
- int old_VIsual_active = VIsual_active;
- #endif
- colnr_T tgt_leftcol = curwin->w_leftcol;
- long topline;
- long y;
-
- /*
- * check 'scrollopt' string for vertical and horizontal scroll options
- */
- want_ver = (vim_strchr(p_sbo, 'v') && topline_diff != 0);
- #ifdef FEAT_DIFF
- want_ver |= old_curwin->w_p_diff;
- #endif
- want_hor = (vim_strchr(p_sbo, 'h') && (leftcol_diff || topline_diff != 0));
-
- /*
- * loop through the scrollbound windows and scroll accordingly
- */
- #ifdef FEAT_VISUAL
- VIsual_select = VIsual_active = 0;
- #endif
- for (curwin = firstwin; curwin; curwin = curwin->w_next)
- {
- curbuf = curwin->w_buffer;
- /* skip original window and windows with 'noscrollbind' */
- if (curwin != old_curwin && curwin->w_p_scb)
- {
- /*
- * do the vertical scroll
- */
- if (want_ver)
- {
- #ifdef FEAT_DIFF
- if (old_curwin->w_p_diff && curwin->w_p_diff)
- {
- diff_set_topline(old_curwin, curwin);
- }
- else
- #endif
- {
- curwin->w_scbind_pos += topline_diff;
- topline = curwin->w_scbind_pos;
- if (topline > curbuf->b_ml.ml_line_count - p_so)
- topline = curbuf->b_ml.ml_line_count - p_so;
- if (topline < 1)
- topline = 1;
-
- y = topline - curwin->w_topline;
- if (y > 0)
- scrollup(y, FALSE);
- else
- scrolldown(-y, FALSE);
- }
-
- redraw_later(VALID);
- cursor_correct();
- #ifdef FEAT_WINDOWS
- curwin->w_redr_status = TRUE;
- #endif
- }
-
- /*
- * do the horizontal scroll
- */
- if (want_hor && curwin->w_leftcol != tgt_leftcol)
- {
- curwin->w_leftcol = tgt_leftcol;
- leftcol_changed();
- }
- }
- }
-
- /*
- * reset current-window
- */
- #ifdef FEAT_VISUAL
- VIsual_select = old_VIsual_select;
- VIsual_active = old_VIsual_active;
- #endif
- curwin = old_curwin;
- curbuf = old_curbuf;
- }
- #endif /* #ifdef FEAT_SCROLLBIND */
-
- /*
- * Command character that's ignored.
- * Used for CTRL-Q and CTRL-S to avoid problems with terminals that use
- * xon/xoff
- */
- /*ARGSUSED */
- static void
- nv_ignore(cap)
- cmdarg_T *cap;
- {
- }
-
- /*
- * Command character doesn't exist.
- */
- static void
- nv_error(cap)
- cmdarg_T *cap;
- {
- clearopbeep(cap->oap);
- }
-
- /*
- * <Help> and <F1> commands.
- */
- static void
- nv_help(cap)
- cmdarg_T *cap;
- {
- if (!checkclearopq(cap->oap))
- ex_help(NULL);
- }
-
- /*
- * CTRL-A and CTRL-X: Add or subtract from letter or number under cursor.
- */
- static void
- nv_addsub(cap)
- cmdarg_T *cap;
- {
- if (!checkclearopq(cap->oap)
- && do_addsub((int)cap->cmdchar, cap->count1) == OK)
- prep_redo_cmd(cap);
- }
-
- /*
- * CTRL-F, CTRL-B, etc: Scroll page up or down.
- */
- static void
- nv_page(cap)
- cmdarg_T *cap;
- {
- if (!checkclearop(cap->oap))
- (void)onepage(cap->arg, cap->count1);
- }
-
- /*
- * Implementation of "gd" and "gD" command.
- */
- static void
- nv_gd(oap, nchar)
- oparg_T *oap;
- int nchar;
- {
- int len;
- char_u *pat;
- pos_T old_pos;
- int t;
- int save_p_ws;
- int save_p_scs;
- char_u *ptr;
-
- if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0 ||
- (pat = alloc(len + 5)) == NULL)
- {
- clearopbeep(oap);
- return;
- }
- sprintf((char *)pat, vim_iswordp(ptr) ? "\\<%.*s\\>" : "%.*s", len, ptr);
- old_pos = curwin->w_cursor;
- save_p_ws = p_ws;
- save_p_scs = p_scs;
- p_ws = FALSE; /* don't wrap around end of file now */
- p_scs = FALSE; /* don't switch ignorecase off now */
-
- /*
- * With "gD" go to line 1.
- * With "gd" Search back for the start of the current function, then go
- * back until a blank line. If this fails go to line 1.
- */
- if (nchar == 'D' || !findpar(oap, BACKWARD, 1L, '{', FALSE))
- {
- setpcmark(); /* Set in findpar() otherwise */
- curwin->w_cursor.lnum = 1;
- }
- else
- {
- while (curwin->w_cursor.lnum > 1 && *skipwhite(ml_get_curline()) != NUL)
- --curwin->w_cursor.lnum;
- }
- curwin->w_cursor.col = 0;
-
- /* Search forward for the identifier, ignore comment lines. */
- while ((t = searchit(curwin, curbuf, &curwin->w_cursor, FORWARD, pat, 1L, 0,
- RE_LAST)) != FAIL
- #ifdef FEAT_COMMENTS
- && get_leader_len(ml_get_curline(), NULL, FALSE)
- #endif
- && old_pos.lnum > curwin->w_cursor.lnum)
- ++curwin->w_cursor.lnum;
- if (t == FAIL || old_pos.lnum <= curwin->w_cursor.lnum)
- {
- clearopbeep(oap);
- curwin->w_cursor = old_pos;
- }
- else
- {
- curwin->w_set_curswant = TRUE;
- #ifdef FEAT_FOLDING
- if ((fdo_flags & FDO_SEARCH) && KeyTyped && oap->op_type == OP_NOP)
- foldOpenCursor();
- #endif
- }
-
- vim_free(pat);
- p_ws = save_p_ws;
- p_scs = save_p_scs;
- }
-
- /*
- * Move 'dist' lines in direction 'dir', counting lines by *screen*
- * lines rather than lines in the file.
- * 'dist' must be positive.
- *
- * Return OK if able to move cursor, FAIL otherwise.
- */
- static int
- nv_screengo(oap, dir, dist)
- oparg_T *oap;
- int dir;
- long dist;
- {
- int linelen = linetabsize(ml_get_curline());
- int retval = OK;
- int atend = FALSE;
- int n;
- int col_off1; /* margin offset for first screen line */
- int col_off2; /* margin offset for wrapped screen line */
- int width1; /* text width for first screen line */
- int width2; /* test width for wrapped screen line */
-
- oap->motion_type = MCHAR;
- oap->inclusive = FALSE;
-
- col_off1 = curwin_col_off();
- col_off2 = col_off1 - curwin_col_off2();
- width1 = W_WIDTH(curwin) - col_off1;
- width2 = W_WIDTH(curwin) - col_off2;
-
- #ifdef FEAT_VERTSPLIT
- if (curwin->w_width != 0)
- {
- #endif
- /*
- * Instead of sticking at the last character of the buffer line we
- * try to stick in the last column of the screen.
- */
- if (curwin->w_curswant == MAXCOL)
- {
- atend = TRUE;
- validate_virtcol();
- if (width1 <= 0)
- curwin->w_curswant = 0;
- else
- {
- curwin->w_curswant = width1 - 1;
- if (curwin->w_virtcol > curwin->w_curswant)
- curwin->w_curswant += ((curwin->w_virtcol
- - curwin->w_curswant - 1) / width2 + 1) * width2;
- }
- }
- else
- {
- if (linelen > width1)
- n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1;
- else
- n = width1;
- if (curwin->w_curswant > (colnr_T)n + 1)
- curwin->w_curswant -= ((curwin->w_curswant - n) / width2 + 1)
- * width2;
- }
-
- while (dist--)
- {
- if (dir == BACKWARD)
- {
- if ((long)curwin->w_curswant >= width2)
- /* move back within line */
- curwin->w_curswant -= width2;
- else
- {
- /* to previous line */
- if (curwin->w_cursor.lnum == 1)
- {
- retval = FAIL;
- break;
- }
- --curwin->w_cursor.lnum;
- #ifdef FEAT_FOLDING
- /* Move to the start of a closed fold. Don't do that when
- * 'foldopen' contains "all": it will open in a moment. */
- if (!(fdo_flags & FDO_ALL))
- (void)hasFolding(curwin->w_cursor.lnum,
- &curwin->w_cursor.lnum, NULL);
- #endif
- linelen = linetabsize(ml_get_curline());
- if (linelen > width1)
- curwin->w_curswant += (((linelen - width1 - 1) / width2)
- + 1) * width2;
- }
- }
- else /* dir == FORWARD */
- {
- if (linelen > width1)
- n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1;
- else
- n = width1;
- if (curwin->w_curswant + width2 < (colnr_T)n)
- /* move forward within line */
- curwin->w_curswant += width2;
- else
- {
- /* to next line */
- #ifdef FEAT_FOLDING
- /* Move to the end of a closed fold. */
- (void)hasFolding(curwin->w_cursor.lnum, NULL,
- &curwin->w_cursor.lnum);
- #endif
- if (curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count)
- {
- retval = FAIL;
- break;
- }
- curwin->w_cursor.lnum++;
- curwin->w_curswant %= width2;
- }
- }
- }
- #ifdef FEAT_VERTSPLIT
- }
- #endif
-
- coladvance(curwin->w_curswant);
-
- #if defined(FEAT_LINEBREAK) || defined(FEAT_MBYTE)
- if (curwin->w_cursor.col > 0 && curwin->w_p_wrap)
- {
- /*
- * Check for landing on a character that got split at the end of the
- * last line. We want to advance a screenline, not end up in the same
- * screenline or move two screenlines.
- */
- validate_virtcol();
- if (curwin->w_virtcol > curwin->w_curswant
- && (curwin->w_curswant < (colnr_T)width1
- ? (curwin->w_curswant > (colnr_T)width1 / 2)
- : ((curwin->w_curswant - width1) % width2
- > (colnr_T)width2 / 2)))
- --curwin->w_cursor.col;
- }
- #endif
-
- if (atend)
- curwin->w_curswant = MAXCOL; /* stick in the last column */
-
- return retval;
- }
-
- #ifdef FEAT_MOUSE
- /*
- * Mouse scroll wheel: Default action is to scroll three lines, or one page
- * when Shift or Ctrl is used.
- * K_MOUSEUP (cap->arg == TRUE) or K_MOUSEDOWN (cap->arg == FALSE)
- */
- static void
- nv_mousescroll(cap)
- cmdarg_T *cap;
- {
- if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL))
- {
- (void)onepage(cap->arg ? FORWARD : BACKWARD, 1L);
- }
- else
- {
- cap->count1 = 3;
- cap->count0 = 3;
- nv_scroll_line(cap);
- }
- }
-
- /*
- * Mouse clicks and drags.
- */
- static void
- nv_mouse(cap)
- cmdarg_T *cap;
- {
- (void)do_mouse(cap->oap, cap->cmdchar, BACKWARD, cap->count1, 0);
- }
- #endif
-
- /*
- * Handle CTRL-E and CTRL-Y commands: scroll a line up or down.
- * cap->arg must be TRUE for CTRL-E.
- */
- static void
- nv_scroll_line(cap)
- cmdarg_T *cap;
- {
- if (!checkclearop(cap->oap))
- scroll_redraw(cap->arg, cap->count1);
- }
-
- /*
- * Scroll "count" lines up or down, and redraw.
- */
- void
- scroll_redraw(up, count)
- int up;
- long count;
- {
- linenr_T prev_topline = curwin->w_topline;
- #ifdef FEAT_DIFF
- int prev_topfill = curwin->w_topfill;
- #endif
- linenr_T prev_lnum = curwin->w_cursor.lnum;
-
- if (up)
- scrollup(count, TRUE);
- else
- scrolldown(count, TRUE);
- if (p_so)
- {
- /* Adjust the cursor position for 'scrolloff'. Mark w_topline as
- * valid, otherwise the screen jumps back at the end of the file. */
- cursor_correct();
- check_cursor_moved(curwin);
- curwin->w_valid |= VALID_TOPLINE;
-
- /* If moved back to where we were, at least move the cursor, otherwise
- * we get stuck at one position. Don't move the cursor up if the
- * first line of the buffer is already on the screen */
- while (curwin->w_topline == prev_topline
- #ifdef FEAT_DIFF
- && curwin->w_topfill == prev_topfill
- #endif
- )
- {
- if (up)
- {
- if (curwin->w_cursor.lnum > prev_lnum
- || cursor_down(1L, FALSE) == FAIL)
- break;
- }
- else
- {
- if (curwin->w_cursor.lnum < prev_lnum
- || prev_topline == 1L
- || cursor_up(1L, FALSE) == FAIL)
- break;
- }
- /* Mark w_topline as valid, otherwise the screen jumps back at the
- * end of the file. */
- check_cursor_moved(curwin);
- curwin->w_valid |= VALID_TOPLINE;
- }
- }
- if (curwin->w_cursor.lnum != prev_lnum)
- coladvance(curwin->w_curswant);
- redraw_later(VALID);
- }
-
- /*
- * Commands that start with "z".
- */
- static void
- nv_zet(cap)
- cmdarg_T *cap;
- {
- long n;
- colnr_T col;
- int nchar = cap->nchar;
- #ifdef FEAT_FOLDING
- long old_fdl = curwin->w_p_fdl;
- int old_fen = curwin->w_p_fen;
- #endif
-
- if (vim_isdigit(nchar))
- {
- if (checkclearop(cap->oap))
- return;
- n = nchar - '0';
- for (;;)
- {
- #ifdef USE_ON_FLY_SCROLL
- dont_scroll = TRUE; /* disallow scrolling here */
- #endif
- ++no_mapping;
- ++allow_keys; /* no mapping for nchar, but allow key codes */
- nchar = safe_vgetc();
- #ifdef FEAT_LANGMAP
- LANGMAP_ADJUST(nchar, TRUE);
- #endif
- --no_mapping;
- --allow_keys;
- #ifdef FEAT_CMDL_INFO
- (void)add_to_showcmd(nchar);
- #endif
- if (nchar == K_DEL || nchar == K_KDEL)
- n /= 10;
- else if (vim_isdigit(nchar))
- n = n * 10 + (nchar - '0');
- else if (nchar == CR)
- {
- #ifdef FEAT_GUI
- need_mouse_correct = TRUE;
- #endif
- win_setheight((int)n);
- break;
- }
- else if (nchar == 'l'
- || nchar == 'h'
- || nchar == K_LEFT
- || nchar == K_RIGHT)
- {
- cap->count1 = n ? n * cap->count1 : cap->count1;
- goto dozet;
- }
- else
- {
- clearopbeep(cap->oap);
- break;
- }
- }
- cap->oap->op_type = OP_NOP;
- return;
- }
-
- dozet:
- if (
- #ifdef FEAT_FOLDING
- /* "zf" and "zF" are always an operator, "zd", "zo", "zO", "zc"
- * and "zC" only in Visual mode. */
- cap->nchar != 'f' && cap->nchar != 'F'
- && !(VIsual_active && vim_strchr((char_u *)"dcCoO", cap->nchar))
- &&
- #endif
- checkclearop(cap->oap))
- return;
-
- /*
- * For "z+", "z<CR>", "zt", "z.", "zz", "z^", "z-", "zb":
- * If line number given, set cursor.
- */
- if ((vim_strchr((char_u *)"+\r\nt.z^-b", nchar) != NULL)
- && cap->count0
- && cap->count0 != curwin->w_cursor.lnum)
- {
- setpcmark();
- if (cap->count0 > curbuf->b_ml.ml_line_count)
- curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
- else
- curwin->w_cursor.lnum = cap->count0;
- }
-
- switch (nchar)
- {
- /* "z+", "z<CR>" and "zt": put cursor at top of screen */
- case '+':
- if (cap->count0 == 0)
- {
- /* No count given: put cursor at the line below screen */
- validate_botline(); /* make sure w_botline is valid */
- if (curwin->w_botline > curbuf->b_ml.ml_line_count)
- curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
- else
- curwin->w_cursor.lnum = curwin->w_botline;
- }
- /* FALLTHROUGH */
- case NL:
- case CR:
- case K_KENTER:
- beginline(BL_WHITE | BL_FIX);
- /* FALLTHROUGH */
-
- case 't': scroll_cursor_top(0, TRUE);
- redraw_later(VALID);
- break;
-
- /* "z." and "zz": put cursor in middle of screen */
- case '.': beginline(BL_WHITE | BL_FIX);
- /* FALLTHROUGH */
-
- case 'z': scroll_cursor_halfway(TRUE);
- redraw_later(VALID);
- break;
-
- /* "z^", "z-" and "zb": put cursor at bottom of screen */
- case '^': /* Strange Vi behavior: <count>z^ finds line at top of window
- * when <count> is at bottom of window, and puts that one at
- * bottom of window. */
- if (cap->count0 != 0)
- {
- scroll_cursor_bot(0, TRUE);
- curwin->w_cursor.lnum = curwin->w_topline;
- }
- else if (curwin->w_topline == 1)
- curwin->w_cursor.lnum = 1;
- else
- curwin->w_cursor.lnum = curwin->w_topline - 1;
- /* FALLTHROUGH */
- case '-':
- beginline(BL_WHITE | BL_FIX);
- /* FALLTHROUGH */
-
- case 'b': scroll_cursor_bot(0, TRUE);
- redraw_later(VALID);
- break;
-
- /* "zH" - scroll screen right half-page */
- case 'H':
- cap->count1 *= W_WIDTH(curwin) / 2;
- /* FALLTHROUGH */
-
- /* "zh" - scroll screen to the right */
- case 'h':
- case K_LEFT:
- if (!curwin->w_p_wrap)
- {
- if ((colnr_T)cap->count1 > curwin->w_leftcol)
- curwin->w_leftcol = 0;
- else
- curwin->w_leftcol -= (colnr_T)cap->count1;
- leftcol_changed();
- }
- break;
-
- /* "zL" - scroll screen left half-page */
- case 'L': cap->count1 *= W_WIDTH(curwin) / 2;
- /* FALLTHROUGH */
-
- /* "zl" - scroll screen to the left */
- case 'l':
- case K_RIGHT:
- if (!curwin->w_p_wrap)
- {
- /* scroll the window left */
- curwin->w_leftcol += (colnr_T)cap->count1;
- leftcol_changed();
- }
- break;
-
- /* "zs" - scroll screen, cursor at the start */
- case 's': if (!curwin->w_p_wrap)
- {
- #ifdef FEAT_FOLDING
- if (hasFolding(curwin->w_cursor.lnum, NULL, NULL))
- col = 0; /* like the cursor is in col 0 */
- else
- #endif
- getvcol(curwin, &curwin->w_cursor, &col, NULL, NULL);
- if (curwin->w_leftcol != col)
- {
- curwin->w_leftcol = col;
- redraw_later(NOT_VALID);
- }
- }
- break;
-
- /* "ze" - scroll screen, cursor at the end */
- case 'e': if (!curwin->w_p_wrap)
- {
- #ifdef FEAT_FOLDING
- if (hasFolding(curwin->w_cursor.lnum, NULL, NULL))
- col = 0; /* like the cursor is in col 0 */
- else
- #endif
- getvcol(curwin, &curwin->w_cursor, NULL, NULL, &col);
- n = W_WIDTH(curwin) - curwin_col_off();
- if ((long)col < n)
- col = 0;
- else
- col = col - n + 1;
- if (curwin->w_leftcol != col)
- {
- curwin->w_leftcol = col;
- redraw_later(NOT_VALID);
- }
- }
- break;
-
- #ifdef FEAT_FOLDING
- /* "zF": create fold command */
- /* "zf": create fold operator */
- case 'F':
- case 'f': if (foldManualAllowed(TRUE))
- {
- cap->nchar = 'f';
- nv_operator(cap);
- curwin->w_p_fen = TRUE;
-
- /* "zF" is like "zfzf" */
- if (nchar == 'F' && cap->oap->op_type == OP_FOLD)
- {
- nv_operator(cap);
- finish_op = TRUE;
- }
- }
- else
- clearopbeep(cap->oap);
- break;
-
- /* "zd": delete fold at cursor */
- /* "zD": delete fold at cursor recursively */
- case 'd':
- case 'D': if (foldManualAllowed(FALSE))
- {
- if (VIsual_active)
- nv_operator(cap);
- else
- deleteFold(curwin->w_cursor.lnum,
- curwin->w_cursor.lnum, nchar == 'D', FALSE);
- }
- break;
-
- /* "zE": erease all folds */
- case 'E': if (foldmethodIsManual(curwin))
- {
- clearFolding(curwin);
- changed_window_setting();
- }
- else if (foldmethodIsMarker(curwin))
- deleteFold((linenr_T)1, curbuf->b_ml.ml_line_count,
- TRUE, FALSE);
- else
- EMSG(_("E352: Cannot erase folds with current 'foldmethod'"));
- break;
-
- /* "zn": fold none: reset 'foldenable' */
- case 'n': curwin->w_p_fen = FALSE;
- break;
-
- /* "zN": fold Normal: set 'foldenable' */
- case 'N': curwin->w_p_fen = TRUE;
- break;
-
- /* "zi": invert folding: toggle 'foldenable' */
- case 'i': curwin->w_p_fen = !curwin->w_p_fen;
- break;
-
- /* "za": open closed fold or close open fold at cursor */
- case 'a': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL))
- openFold(curwin->w_cursor.lnum, cap->count1);
- else
- {
- closeFold(curwin->w_cursor.lnum, cap->count1);
- curwin->w_p_fen = TRUE;
- }
- break;
-
- /* "zA": open fold at cursor recursively */
- case 'A': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL))
- openFoldRecurse(curwin->w_cursor.lnum);
- else
- {
- closeFoldRecurse(curwin->w_cursor.lnum);
- curwin->w_p_fen = TRUE;
- }
- break;
-
- /* "zo": open fold at cursor or Visual area */
- case 'o': if (VIsual_active)
- nv_operator(cap);
- else
- openFold(curwin->w_cursor.lnum, cap->count1);
- break;
-
- /* "zO": open fold recursively */
- case 'O': if (VIsual_active)
- nv_operator(cap);
- else
- openFoldRecurse(curwin->w_cursor.lnum);
- break;
-
- /* "zc": close fold at cursor or Visual area */
- case 'c': if (VIsual_active)
- nv_operator(cap);
- else
- closeFold(curwin->w_cursor.lnum, cap->count1);
- curwin->w_p_fen = TRUE;
- break;
-
- /* "zC": close fold recursively */
- case 'C': if (VIsual_active)
- nv_operator(cap);
- else
- closeFoldRecurse(curwin->w_cursor.lnum);
- curwin->w_p_fen = TRUE;
- break;
-
- /* "zv": open folds at the cursor */
- case 'v': foldOpenCursor();
- break;
-
- /* "zx": re-apply 'foldlevel' and open folds at the cursor */
- case 'x': curwin->w_p_fen = TRUE;
- newFoldLevel(); /* update right now */
- foldOpenCursor();
- break;
-
- /* "zX": undo manual opens/closes, re-apply 'foldlevel' */
- case 'X': curwin->w_p_fen = TRUE;
- old_fdl = -1; /* force an update */
- break;
-
- /* "zm": fold more */
- case 'm': if (curwin->w_p_fdl > 0)
- --curwin->w_p_fdl;
- old_fdl = -1; /* force an update */
- curwin->w_p_fen = TRUE;
- break;
-
- /* "zM": close all folds */
- case 'M': curwin->w_p_fdl = 0;
- old_fdl = -1; /* force an update */
- curwin->w_p_fen = TRUE;
- break;
-
- /* "zr": reduce folding */
- case 'r': ++curwin->w_p_fdl;
- break;
-
- /* "zR": open all folds */
- case 'R': curwin->w_p_fdl = getDeepestNesting();
- old_fdl = -1; /* force an update */
- break;
-
- case 'j': /* "zj" move to next fold downwards */
- case 'k': /* "zk" move to next fold upwards */
- if (foldMoveTo(TRUE, nchar == 'j' ? FORWARD : BACKWARD,
- cap->count1) == FAIL)
- clearopbeep(cap->oap);
- break;
-
- #endif /* FEAT_FOLDING */
-
- default: clearopbeep(cap->oap);
- }
-
- #ifdef FEAT_FOLDING
- /* Redraw when 'foldenable' or 'foldlevel' changed */
- if (old_fen != curwin->w_p_fen)
- changed_window_setting();
- if (old_fdl != curwin->w_p_fdl)
- newFoldLevel();
- #endif
- }
-
- #ifdef FEAT_GUI
- /*
- * Vertical scrollbar movement.
- */
- static void
- nv_ver_scrollbar(cap)
- cmdarg_T *cap;
- {
- if (cap->oap->op_type != OP_NOP)
- clearopbeep(cap->oap);
-
- /* Even if an operator was pending, we still want to scroll */
- gui_do_scroll();
- }
-
- /*
- * Horizontal scrollbar movement.
- */
- static void
- nv_hor_scrollbar(cap)
- cmdarg_T *cap;
- {
- if (cap->oap->op_type != OP_NOP)
- clearopbeep(cap->oap);
-
- /* Even if an operator was pending, we still want to scroll */
- gui_do_horiz_scroll();
- }
- #endif
-
- /*
- * "Q" command.
- */
- static void
- nv_exmode(cap)
- cmdarg_T *cap;
- {
- /*
- * Ignore 'Q' in Visual mode, just give a beep.
- */
- #ifdef FEAT_VISUAL
- if (VIsual_active)
- vim_beep();
- else
- #endif
- if (!checkclearop(cap->oap))
- do_exmode(FALSE);
- }
-
- /*
- * Handle a ":" command.
- */
- static void
- nv_colon(cap)
- cmdarg_T *cap;
- {
- int old_p_im;
-
- #ifdef FEAT_VISUAL
- if (VIsual_active)
- nv_operator(cap);
- else
- #endif
- {
- if (cap->oap->op_type != OP_NOP)
- {
- /* Using ":" as a movement is characterwise exclusive. */
- cap->oap->motion_type = MCHAR;
- cap->oap->inclusive = FALSE;
- }
- else if (cap->count0)
- {
- /* translate "count:" into ":.,.+(count - 1)" */
- stuffcharReadbuff('.');
- if (cap->count0 > 1)
- {
- stuffReadbuff((char_u *)",.+");
- stuffnumReadbuff((long)cap->count0 - 1L);
- }
- }
-
- /* When typing, don't type below an old message */
- if (KeyTyped)
- compute_cmdrow();
-
- old_p_im = p_im;
-
- /* get a command line and execute it */
- do_cmdline(NULL, getexline, NULL, 0);
-
- /* If 'insertmode' changed, enter or exit Insert mode */
- if (p_im != old_p_im)
- {
- if (p_im)
- restart_edit = 'i';
- else
- restart_edit = 0;
- }
-
- /* The start of the operator may have become invalid by the Ex
- * command. */
- if (cap->oap->op_type != OP_NOP
- && (cap->oap->start.lnum > curbuf->b_ml.ml_line_count
- || cap->oap->start.col >
- STRLEN(ml_get(cap->oap->start.lnum))))
- clearopbeep(cap->oap);
- }
- }
-
- /*
- * Handle CTRL-G command.
- */
- static void
- nv_ctrlg(cap)
- cmdarg_T *cap;
- {
- #ifdef FEAT_VISUAL
- if (VIsual_active) /* toggle Selection/Visual mode */
- {
- VIsual_select = !VIsual_select;
- showmode();
- }
- else
- #endif
- if (!checkclearop(cap->oap))
- /* print full name if count given or :cd used */
- fileinfo((int)cap->count0, FALSE, TRUE);
- }
-
- /*
- * Handle CTRL-H <Backspace> command.
- */
- static void
- nv_ctrlh(cap)
- cmdarg_T *cap;
- {
- #ifdef FEAT_VISUAL
- if (VIsual_active && VIsual_select)
- {
- cap->cmdchar = 'x'; /* BS key behaves like 'x' in Select mode */
- v_visop(cap);
- }
- else
- #endif
- nv_left(cap);
- }
-
- /*
- * CTRL-L: clear screen and redraw.
- */
- static void
- nv_clear(cap)
- cmdarg_T *cap;
- {
- if (!checkclearop(cap->oap))
- {
- #if defined(__BEOS__) && !USE_THREAD_FOR_INPUT_WITH_TIMEOUT
- /*
- * Right now, the BeBox doesn't seem to have an easy way to detect
- * window resizing, so we cheat and make the user detect it
- * manually with CTRL-L instead
- */
- ui_get_shellsize();
- #endif
- #ifdef FEAT_SYN_HL
- /* Clear all syntax states to force resyncing. */
- syn_stack_free_all(curbuf);
- #endif
- redraw_later(CLEAR);
- }
- }
-
- /*
- * CTRL-O: In Select mode: switch to Visual mode for one command.
- * Otherwise: Go to older pcmark.
- */
- static void
- nv_ctrlo(cap)
- cmdarg_T *cap;
- {
- #ifdef FEAT_VISUAL
- if (VIsual_active && VIsual_select)
- {
- VIsual_select = FALSE;
- showmode();
- restart_VIsual_select = 2; /* restart Select mode later */
- }
- else
- #endif
- {
- cap->count1 = -cap->count1;
- nv_pcmark(cap);
- }
- }
-
- /*
- * CTRL-^ command, short for ":e #"
- */
- static void
- nv_hat(cap)
- cmdarg_T *cap;
- {
- if (!checkclearopq(cap->oap))
- (void)buflist_getfile((int)cap->count0, (linenr_T)0,
- GETF_SETMARK|GETF_ALT, FALSE);
- }
-
- /*
- * "Z" commands.
- */
- static void
- nv_Zet(cap)
- cmdarg_T *cap;
- {
- if (!checkclearopq(cap->oap))
- {
- switch (cap->nchar)
- {
- /* "ZZ": equivalent to ":x". */
- case 'Z': do_cmdline_cmd((char_u *)"x");
- break;
-
- /* "ZQ": equivalent to ":q!" (Elvis compatible). */
- case 'Q': do_cmdline_cmd((char_u *)"q!");
- break;
-
- default: clearopbeep(cap->oap);
- }
- }
- }
-
- /*
- * Handle the commands that use the word under the cursor.
- * [g] CTRL-] :ta to current identifier
- * [g] 'K' run program for current identifier
- * [g] '*' / to current identifier or string
- * [g] '#' ? to current identifier or string
- * g ']' :tselect for current identifier
- */
- static void
- nv_ident(cap)
- cmdarg_T *cap;
- {
- char_u *ptr = NULL;
- char_u *buf;
- char_u *p;
- int n = 0; /* init for GCC */
- int cmdchar;
- int g_cmd; /* "g" command */
- char_u *aux_ptr;
- int isman;
- int isman_s;
-
- if (cap->cmdchar == 'g') /* "g*", "g#", "g]" and "gCTRL-]" */
- {
- cmdchar = cap->nchar;
- g_cmd = TRUE;
- }
- else
- {
- cmdchar = cap->cmdchar;
- g_cmd = FALSE;
- }
-
- if (cmdchar == POUND) /* the pound sign, '#' for English keyboards */
- cmdchar = '#';
-
- /*
- * The "]", "CTRL-]" and "K" commands accept an argument in Visual mode.
- */
- if (cmdchar == ']' || cmdchar == Ctrl_RSB || cmdchar == 'K')
- {
- #ifdef FEAT_VISUAL
- if (VIsual_active && get_visual_text(cap, &ptr, &n) == FAIL)
- return;
- #endif
- if (checkclearopq(cap->oap))
- return;
- }
-
- if (ptr == NULL && (n = find_ident_under_cursor(&ptr,
- (cmdchar == '*' || cmdchar == '#')
- ? FIND_IDENT|FIND_STRING : FIND_IDENT)) == 0)
- {
- clearop(cap->oap);
- return;
- }
-
- /* Allocate buffer to put the command in. Inserting backslashes can
- * double the length of the word. p_kp could be added and some numbers. */
- buf = alloc((unsigned)(n * 2 + 30 + STRLEN(p_kp)));
- if (buf == NULL)
- return;
- buf[0] = NUL;
-
- switch (cmdchar)
- {
- case '*':
- case '#':
- /*
- * Put cursor at start of word, makes search skip the word
- * under the cursor.
- * Call setpcmark() first, so "*``" puts the cursor back where
- * it was.
- */
- setpcmark();
- curwin->w_cursor.col = (colnr_T) (ptr - ml_get_curline());
-
- if (!g_cmd && vim_iswordp(ptr))
- STRCPY(buf, "\\<");
- no_smartcase = TRUE; /* don't use 'smartcase' now */
- break;
-
- case 'K':
- if (*p_kp == NUL)
- STRCPY(buf, ":he ");
- else
- {
- /* When a count is given, turn it into a range. Is this
- * really what we want? */
- isman = (STRCMP(p_kp, "man") == 0);
- isman_s = (STRCMP(p_kp, "man -s") == 0);
- if (cap->count0 != 0 && !(isman || isman_s))
- sprintf((char *)buf, ".,.+%ld", cap->count0 - 1);
-
- STRCAT(buf, "! ");
- if (cap->count0 == 0 && isman_s)
- STRCAT(buf, "man");
- else
- STRCAT(buf, p_kp);
- STRCAT(buf, " ");
- if (cap->count0 != 0 && (isman || isman_s))
- {
- sprintf((char *)buf + STRLEN(buf), "%ld", cap->count0);
- STRCAT(buf, " ");
- }
- }
- break;
-
- case ']':
- #ifdef FEAT_CSCOPE
- if (p_cst)
- STRCPY(buf, "cstag ");
- else
- #endif
- STRCPY(buf, "ts ");
- break;
-
- default:
- if (curbuf->b_help)
- STRCPY(buf, "he ");
- else if (g_cmd)
- STRCPY(buf, "tj ");
- else
- STRCPY(buf, "ta ");
- }
-
- /*
- * Now grab the chars in the identifier
- */
- if (cmdchar == '*' || cmdchar == '#')
- aux_ptr = (char_u *)(p_magic ? "/?.*~[^$\\" : "/?^$\\");
- else if (cmdchar == 'K' && *p_kp != NUL)
- aux_ptr = escape_chars;
- else
- /* Don't escape spaces and Tabs in a tag with a backslash */
- aux_ptr = (char_u *)"\\|\"";
- p = buf + STRLEN(buf);
- while (n-- > 0)
- {
- /* put a backslash before \ and some others */
- if (vim_strchr(aux_ptr, *ptr) != NULL)
- *p++ = '\\';
- #ifdef FEAT_MBYTE
- /* When current byte is a part of multibyte character, copy all bytes
- * of that character. */
- if (has_mbyte)
- {
- int i;
- int len = (*mb_ptr2len_check)(ptr) - 1;
-
- for (i = 0; i < len && n >= 1; ++i, --n)
- *p++ = *ptr++;
- }
- #endif
- *p++ = *ptr++;
- }
- *p = NUL;
-
- /*
- * Execute the command.
- */
- if (cmdchar == '*' || cmdchar == '#')
- {
- if (!g_cmd && (
- #ifdef FEAT_MBYTE
- has_mbyte ? vim_iswordp(mb_prevptr(ml_get_curline(), ptr)) :
- #endif
- vim_iswordc(ptr[-1])))
- STRCAT(buf, "\\>");
- #ifdef FEAT_CMDHIST
- /* put pattern in search history */
- add_to_history(HIST_SEARCH, buf, TRUE);
- #endif
- normal_search(cap, cmdchar == '*' ? '/' : '?', buf, 0);
- }
- else
- do_cmdline_cmd(buf);
-
- vim_free(buf);
- }
-
- #ifdef FEAT_VISUAL
- /*
- * Get visually selected text, within one line only.
- * Returns FAIL if more than one line selected.
- */
- static int
- get_visual_text(cap, pp, lenp)
- cmdarg_T *cap;
- char_u **pp; /* return: start of selected text */
- int *lenp; /* return: length of selected text */
- {
- if (VIsual_mode != 'V')
- unadjust_for_sel();
- if (VIsual.lnum != curwin->w_cursor.lnum)
- {
- clearopbeep(cap->oap);
- return FAIL;
- }
- if (VIsual_mode == 'V')
- {
- *pp = ml_get_curline();
- *lenp = (int)STRLEN(*pp);
- }
- else if (lt(curwin->w_cursor, VIsual))
- {
- *pp = ml_get_pos(&curwin->w_cursor);
- *lenp = VIsual.col - curwin->w_cursor.col + 1;
- }
- else
- {
- *pp = ml_get_pos(&VIsual);
- *lenp = curwin->w_cursor.col - VIsual.col + 1;
- }
- reset_VIsual_and_resel();
- return OK;
- }
- #endif
-
- /*
- * CTRL-T: backwards in tag stack
- */
- static void
- nv_tagpop(cap)
- cmdarg_T *cap;
- {
- if (!checkclearopq(cap->oap))
- do_tag((char_u *)"", DT_POP, (int)cap->count1, FALSE, TRUE);
- }
-
- /*
- * Handle scrolling command 'H', 'L' and 'M'.
- */
- static void
- nv_scroll(cap)
- cmdarg_T *cap;
- {
- int used = 0;
- long n;
- #ifdef FEAT_FOLDING
- linenr_T lnum;
- #endif
- int half;
-
- cap->oap->motion_type = MLINE;
- setpcmark();
-
- if (cap->cmdchar == 'L')
- {
- validate_botline(); /* make sure curwin->w_botline is valid */
- curwin->w_cursor.lnum = curwin->w_botline - 1;
- if (cap->count1 - 1 >= curwin->w_cursor.lnum)
- curwin->w_cursor.lnum = 1;
- else
- curwin->w_cursor.lnum -= cap->count1 - 1;
- }
- else
- {
- if (cap->cmdchar == 'M')
- {
- #ifdef FEAT_DIFF
- /* Don't count filler lines above the window. */
- used -= diff_check_fill(curwin, curwin->w_topline)
- - curwin->w_topfill;
- #endif
- validate_botline(); /* make sure w_empty_rows is valid */
- half = (curwin->w_height - curwin->w_empty_rows + 1) / 2;
- for (n = 0; curwin->w_topline + n < curbuf->b_ml.ml_line_count; ++n)
- {
- #ifdef FEAT_DIFF
- /* Count half he number of filler lines to be "below this
- * line" and half to be "above the next line". */
- if (n > 0 && used + diff_check_fill(curwin, curwin->w_topline
- + n) / 2 >= half)
- {
- --n;
- break;
- }
- #endif
- used += plines(curwin->w_topline + n);
- if (used >= half)
- break;
- #ifdef FEAT_FOLDING
- if (hasFolding(curwin->w_topline + n, NULL, &lnum))
- n = lnum - curwin->w_topline;
- #endif
- }
- if (n > 0 && used > curwin->w_height)
- --n;
- }
- else
- n = cap->count1 - 1;
- curwin->w_cursor.lnum = curwin->w_topline + n;
- if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
- curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
- }
-
- cursor_correct(); /* correct for 'so' */
- beginline(BL_SOL | BL_FIX);
- }
-
- /*
- * Cursor right commands.
- */
- static void
- nv_right(cap)
- cmdarg_T *cap;
- {
- long n;
- #ifdef FEAT_VISUAL
- int PAST_LINE;
- #else
- # define PAST_LINE 0
- #endif
-
- cap->oap->motion_type = MCHAR;
- cap->oap->inclusive = FALSE;
- #ifdef FEAT_VISUAL
- PAST_LINE = (VIsual_active && *p_sel != 'o');
-
- # ifdef FEAT_VIRTUALEDIT
- /*
- * In virtual mode, there's no such thing as "PAST_LINE", as lines are
- * (theoretically) infinitly long.
- */
- if (virtual_active())
- PAST_LINE = 0;
- # endif
- #endif
-
- for (n = cap->count1; n > 0; --n)
- {
- if ((!PAST_LINE && oneright() == FAIL)
- || (PAST_LINE && *ml_get_cursor() == NUL))
- {
- /*
- * <Space> wraps to next line if 'whichwrap' bit 1 set.
- * 'l' wraps to next line if 'whichwrap' bit 2 set.
- * CURS_RIGHT wraps to next line if 'whichwrap' bit 3 set
- */
- if ( ((cap->cmdchar == ' '
- && vim_strchr(p_ww, 's') != NULL)
- || (cap->cmdchar == 'l'
- && vim_strchr(p_ww, 'l') != NULL)
- || (cap->cmdchar == K_RIGHT
- && vim_strchr(p_ww, '>') != NULL))
- && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count)
- {
- /* When deleting we also count the NL as a character.
- * Set cap->oap->inclusive when last char in the line is
- * included, move to next line after that */
- if ( (cap->oap->op_type == OP_DELETE
- || cap->oap->op_type == OP_CHANGE)
- && !cap->oap->inclusive
- && !lineempty(curwin->w_cursor.lnum))
- cap->oap->inclusive = TRUE;
- else
- {
- ++curwin->w_cursor.lnum;
- curwin->w_cursor.col = 0;
- #ifdef FEAT_VIRTUALEDIT
- curwin->w_cursor.coladd = 0;
- #endif
- curwin->w_set_curswant = TRUE;
- cap->oap->inclusive = FALSE;
- }
- continue;
- }
- if (cap->oap->op_type == OP_NOP)
- {
- /* Only beep and flush if not moved at all */
- if (n == cap->count1)
- beep_flush();
- }
- else
- {
- if (!lineempty(curwin->w_cursor.lnum))
- cap->oap->inclusive = TRUE;
- }
- break;
- }
- #ifdef FEAT_VISUAL
- else if (PAST_LINE)
- {
- curwin->w_set_curswant = TRUE;
- # ifdef FEAT_VIRTUALEDIT
- if (virtual_active())
- oneright();
- else
- # endif
- {
- # ifdef FEAT_MBYTE
- if (has_mbyte)
- curwin->w_cursor.col +=
- (*mb_ptr2len_check)(ml_get_cursor());
- else
- # endif
- ++curwin->w_cursor.col;
- }
- }
- #endif
- }
- #ifdef FEAT_FOLDING
- if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped
- && cap->oap->op_type == OP_NOP)
- foldOpenCursor();
- #endif
- }
-
- /*
- * Cursor left commands.
- *
- * Returns TRUE when operator end should not be adjusted.
- */
- static void
- nv_left(cap)
- cmdarg_T *cap;
- {
- long n;
-
- cap->oap->motion_type = MCHAR;
- cap->oap->inclusive = FALSE;
- for (n = cap->count1; n > 0; --n)
- {
- if (oneleft() == FAIL)
- {
- /* <BS> and <Del> wrap to previous line if 'whichwrap' has 'b'.
- * 'h' wraps to previous line if 'whichwrap' has 'h'.
- * CURS_LEFT wraps to previous line if 'whichwrap' has '<'.
- */
- if ( (((cap->cmdchar == K_BS
- || cap->cmdchar == Ctrl_H)
- && vim_strchr(p_ww, 'b') != NULL)
- || (cap->cmdchar == 'h'
- && vim_strchr(p_ww, 'h') != NULL)
- || (cap->cmdchar == K_LEFT
- && vim_strchr(p_ww, '<') != NULL))
- && curwin->w_cursor.lnum > 1)
- {
- --(curwin->w_cursor.lnum);
- coladvance((colnr_T)MAXCOL);
- curwin->w_set_curswant = TRUE;
-
- /* When the NL before the first char has to be deleted we
- * put the cursor on the NUL after the previous line.
- * This is a very special case, be careful!
- * don't adjust op_end now, otherwise it won't work */
- if ( (cap->oap->op_type == OP_DELETE
- || cap->oap->op_type == OP_CHANGE)
- && !lineempty(curwin->w_cursor.lnum))
- {
- ++curwin->w_cursor.col;
- cap->retval |= CA_NO_ADJ_OP_END;
- }
- continue;
- }
- /* Only beep and flush if not moved at all */
- else if (cap->oap->op_type == OP_NOP && n == cap->count1)
- beep_flush();
- break;
- }
- }
- #ifdef FEAT_FOLDING
- if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped
- && cap->oap->op_type == OP_NOP)
- foldOpenCursor();
- #endif
- }
-
- /*
- * Cursor up commands.
- * cap->arg is TRUE for "-": Move cursor to first non-blank.
- */
- static void
- nv_up(cap)
- cmdarg_T *cap;
- {
- cap->oap->motion_type = MLINE;
- if (cursor_up(cap->count1, cap->oap->op_type == OP_NOP) == FAIL)
- clearopbeep(cap->oap);
- else if (cap->arg)
- beginline(BL_WHITE | BL_FIX);
- }
-
- /*
- * Cursor down commands.
- * cap->arg is TRUE for CR and "+": Move cursor to first non-blank.
- */
- static void
- nv_down(cap)
- cmdarg_T *cap;
- {
- #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)
- /* In a quickfix window a <CR> jumps to the error under the cursor. */
- if (bt_quickfix(curbuf) && cap->cmdchar == '\r')
- do_cmdline_cmd((char_u *)".cc");
- else
- #endif
- {
- #ifdef FEAT_CMDWIN
- /* In the cmdline window a <CR> executes the command. */
- if (cmdwin_type != 0 && cap->cmdchar == '\r')
- cmdwin_result = CR;
- else
- #endif
- {
- cap->oap->motion_type = MLINE;
- if (cursor_down(cap->count1, cap->oap->op_type == OP_NOP) == FAIL)
- clearopbeep(cap->oap);
- else if (cap->arg)
- beginline(BL_WHITE | BL_FIX);
- }
- }
- }
-
- #ifdef FEAT_SEARCHPATH
- /*
- * Grab the file name under the cursor and edit it.
- */
- static void
- nv_gotofile(cap)
- cmdarg_T *cap;
- {
- char_u *ptr;
-
- #ifdef FEAT_CMDWIN
- if (cmdwin_type != 0)
- {
- clearopbeep(cap->oap);
- return;
- }
- #endif
-
- # ifdef FEAT_VISUAL
- /*
- * In Visual mode, use the selected text as a file name.
- * Don't allow selection across multiple lines.
- */
- if (VIsual_active)
- {
- int len;
-
- if (get_visual_text(cap, &ptr, &len) == FAIL)
- return;
- ptr = find_file_name_in_path(ptr, len,
- FNAME_MESS|FNAME_EXP|FNAME_REL, cap->count1, curbuf->b_ffname);
- }
- else
- # endif
- ptr = file_name_at_cursor(FNAME_MESS|FNAME_HYP|FNAME_EXP|FNAME_REL,
- cap->count1);
-
- if (ptr != NULL)
- {
- /* do autowrite if necessary */
- if (curbufIsChanged() && curbuf->b_nwindows <= 1 && !P_HID(curbuf))
- autowrite(curbuf, FALSE);
- setpcmark();
- (void)do_ecmd(0, ptr, NULL, NULL, ECMD_LAST,
- P_HID(curbuf) ? ECMD_HIDE : 0);
- vim_free(ptr);
- }
- else
- clearop(cap->oap);
- }
- #endif
-
- /*
- * <End> command: to end of current line or last line.
- */
- static void
- nv_end(cap)
- cmdarg_T *cap;
- {
- if (cap->arg) /* CTRL-END = goto last line */
- {
- nv_goto(cap);
- cap->count1 = 1; /* to end of current line */
- }
- nv_dollar(cap);
- }
-
- /*
- * Handle the "$" command.
- */
- static void
- nv_dollar(cap)
- cmdarg_T *cap;
- {
- cap->oap->motion_type = MCHAR;
- cap->oap->inclusive = TRUE;
- #ifdef FEAT_VIRTUALEDIT
- /* In virtual mode when off the edge of a line and an operator
- * is pending (whew!) keep the cursor where it is.
- * Otherwise, send it to the end of the line. */
- if (!virtual_active() || gchar_cursor() != NUL ||
- cap->oap->op_type == OP_NOP)
- #endif
- curwin->w_curswant = MAXCOL; /* so we stay at the end */
- if (cursor_down((long)(cap->count1 - 1),
- cap->oap->op_type == OP_NOP) == FAIL)
- clearopbeep(cap->oap);
- #ifdef FEAT_FOLDING
- else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
- foldOpenCursor();
- #endif
- }
-
- /*
- * Implementation of '?' and '/' commands.
- * If cap->arg is TRUE don't set PC mark.
- */
- static void
- nv_search(cap)
- cmdarg_T *cap;
- {
- oparg_T *oap = cap->oap;
-
- if (cap->cmdchar == '?' && cap->oap->op_type == OP_ROT13)
- {
- /* Translate "g??" to "g?g?" */
- cap->cmdchar = 'g';
- cap->nchar = '?';
- nv_operator(cap);
- return;
- }
-
- cap->searchbuf = getcmdline(cap->cmdchar, cap->count1, 0);
-
- if (cap->searchbuf == NULL)
- {
- clearop(oap);
- return;
- }
-
- normal_search(cap, cap->cmdchar, cap->searchbuf,
- (cap->arg ? 0 : SEARCH_MARK));
- }
-
- /*
- * Handle "N" and "n" commands.
- * cap->arg is SEARCH_REV for "N", 0 for "n".
- */
- static void
- nv_next(cap)
- cmdarg_T *cap;
- {
- normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg);
- }
-
- /*
- * Search for "pat" in direction "dir" ('/' or '?', 0 for repeat).
- * Uses only cap->count1 and cap->oap from "cap".
- */
- static void
- normal_search(cap, dir, pat, opt)
- cmdarg_T *cap;
- int dir;
- char_u *pat;
- int opt; /* extra flags for do_search() */
- {
- int i;
-
- cap->oap->motion_type = MCHAR;
- cap->oap->inclusive = FALSE;
- cap->oap->use_reg_one = TRUE;
- curwin->w_set_curswant = TRUE;
-
- i = do_search(cap->oap, dir, pat, cap->count1,
- opt | SEARCH_OPT | SEARCH_ECHO | SEARCH_MSG);
- if (i == 0)
- clearop(cap->oap);
- else
- {
- if (i == 2)
- cap->oap->motion_type = MLINE;
- #ifdef FEAT_VIRTUALEDIT
- curwin->w_cursor.coladd = 0;
- #endif
- #ifdef FEAT_FOLDING
- if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped)
- foldOpenCursor();
- #endif
- }
-
- /* "/$" will put the cursor after the end of the line, may need to
- * correct that here */
- check_cursor();
- }
-
- /*
- * Character search commands.
- * cap->arg is BACKWARD for 'F' and 'T', FORWARD for 'f' and 't', TRUE for
- * ',' and FALSE for ';'.
- * cap->nchar is NUL for ',' and ';' (repeat the search)
- */
- static void
- nv_csearch(cap)
- cmdarg_T *cap;
- {
- int t_cmd;
-
- if (cap->cmdchar == 't' || cap->cmdchar == 'T')
- t_cmd = TRUE;
- else
- t_cmd = FALSE;
-
- cap->oap->motion_type = MCHAR;
- if (cap->arg == BACKWARD)
- cap->oap->inclusive = FALSE;
- else
- cap->oap->inclusive = TRUE;
- if (IS_SPECIAL(cap->nchar) || searchc(cap, t_cmd) == FAIL)
- clearopbeep(cap->oap);
- else
- {
- curwin->w_set_curswant = TRUE;
- #ifdef FEAT_VIRTUALEDIT
- curwin->w_cursor.coladd = 0;
- #endif
- #ifdef FEAT_VISUAL
- adjust_for_sel(cap);
- #endif
- #ifdef FEAT_FOLDING
- if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
- foldOpenCursor();
- #endif
- }
- }
-
- /*
- * "[" and "]" commands.
- * cap->arg is BACKWARD for "[" and FORWARD for "]".
- */
- static void
- nv_brackets(cap)
- cmdarg_T *cap;
- {
- pos_T new_pos;
- pos_T prev_pos;
- pos_T *pos = NULL; /* init for GCC */
- pos_T old_pos; /* cursor position before command */
- int flag;
- long n;
- int findc;
- int c;
-
- cap->oap->motion_type = MCHAR;
- cap->oap->inclusive = FALSE;
- old_pos = curwin->w_cursor;
- #ifdef FEAT_VIRTUALEDIT
- curwin->w_cursor.coladd = 0; /* TODO: don't do this for an error. */
- #endif
-
- #ifdef FEAT_SEARCHPATH
- /*
- * "[f" or "]f" : Edit file under the cursor (same as "gf")
- */
- if (cap->nchar == 'f')
- nv_gotofile(cap);
- else
- #endif
-
- #ifdef FEAT_FIND_ID
- /*
- * Find the occurence(s) of the identifier or define under cursor
- * in current and included files or jump to the first occurence.
- *
- * search list jump
- * fwd bwd fwd bwd fwd bwd
- * identifier "]i" "[i" "]I" "[I" "]^I" "[^I"
- * define "]d" "[d" "]D" "[D" "]^D" "[^D"
- */
- if (vim_strchr((char_u *)
- #ifdef EBCDIC
- "iI\005dD\067",
- #else
- "iI\011dD\004",
- #endif
- cap->nchar) != NULL)
- {
- char_u *ptr;
- int len;
-
- if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0)
- clearop(cap->oap);
- else
- {
- find_pattern_in_path(ptr, 0, len, TRUE,
- cap->count0 == 0 ? !isupper(cap->nchar) : FALSE,
- ((cap->nchar & 0xf) == ('d' & 0xf)) ? FIND_DEFINE : FIND_ANY,
- cap->count1,
- isupper(cap->nchar) ? ACTION_SHOW_ALL :
- islower(cap->nchar) ? ACTION_SHOW : ACTION_GOTO,
- cap->cmdchar == ']' ? curwin->w_cursor.lnum + 1 : (linenr_T)1,
- (linenr_T)MAXLNUM);
- curwin->w_set_curswant = TRUE;
- }
- }
- else
- #endif
-
- /*
- * "[{", "[(", "]}" or "])": go to Nth unclosed '{', '(', '}' or ')'
- * "[#", "]#": go to start/end of Nth innermost #if..#endif construct.
- * "[/", "[*", "]/", "]*": go to Nth comment start/end.
- * "[m" or "]m" search for prev/next start of (Java) method.
- * "[M" or "]M" search for prev/next end of (Java) method.
- */
- if ( (cap->cmdchar == '['
- && vim_strchr((char_u *)"{(*/#mM", cap->nchar) != NULL)
- || (cap->cmdchar == ']'
- && vim_strchr((char_u *)"})*/#mM", cap->nchar) != NULL))
- {
- if (cap->nchar == '*')
- cap->nchar = '/';
- new_pos.lnum = 0;
- prev_pos.lnum = 0;
- if (cap->nchar == 'm' || cap->nchar == 'M')
- {
- if (cap->cmdchar == '[')
- findc = '{';
- else
- findc = '}';
- n = 9999;
- }
- else
- {
- findc = cap->nchar;
- n = cap->count1;
- }
- for ( ; n > 0; --n)
- {
- if ((pos = findmatchlimit(cap->oap, findc,
- (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 0)) == NULL)
- {
- if (new_pos.lnum == 0) /* nothing found */
- {
- if (cap->nchar != 'm' && cap->nchar != 'M')
- clearopbeep(cap->oap);
- }
- else
- pos = &new_pos; /* use last one found */
- break;
- }
- prev_pos = new_pos;
- curwin->w_cursor = *pos;
- new_pos = *pos;
- }
- curwin->w_cursor = old_pos;
-
- /*
- * Handle "[m", "]m", "[M" and "[M". The findmatchlimit() only
- * brought us to the match for "[m" and "]M" when inside a method.
- * Try finding the '{' or '}' we want to be at.
- * Also repeat for the given count.
- */
- if (cap->nchar == 'm' || cap->nchar == 'M')
- {
- /* norm is TRUE for "]M" and "[m" */
- int norm = ((findc == '{') == (cap->nchar == 'm'));
-
- n = cap->count1;
- /* found a match: we were inside a method */
- if (prev_pos.lnum != 0)
- {
- pos = &prev_pos;
- curwin->w_cursor = prev_pos;
- if (norm)
- --n;
- }
- else
- pos = NULL;
- while (n > 0)
- {
- for (;;)
- {
- if ((findc == '{' ? dec_cursor() : inc_cursor()) < 0)
- {
- /* if not found anything, that's an error */
- if (pos == NULL)
- clearopbeep(cap->oap);
- n = 0;
- break;
- }
- c = gchar_cursor();
- if (c == '{' || c == '}')
- {
- /* Must have found end/start of class: use it.
- * Or found the place to be at. */
- if ((c == findc && norm) || (n == 1 && !norm))
- {
- new_pos = curwin->w_cursor;
- pos = &new_pos;
- n = 0;
- }
- /* if no match found at all, we started outside of the
- * class and we're inside now. Just go on. */
- else if (new_pos.lnum == 0)
- {
- new_pos = curwin->w_cursor;
- pos = &new_pos;
- }
- /* found start/end of other method: go to match */
- else if ((pos = findmatchlimit(cap->oap, findc,
- (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD,
- 0)) == NULL)
- n = 0;
- else
- curwin->w_cursor = *pos;
- break;
- }
- }
- --n;
- }
- curwin->w_cursor = old_pos;
- if (pos == NULL && new_pos.lnum != 0)
- clearopbeep(cap->oap);
- }
- if (pos != NULL)
- {
- setpcmark();
- curwin->w_cursor = *pos;
- curwin->w_set_curswant = TRUE;
- #ifdef FEAT_FOLDING
- if ((fdo_flags & FDO_BLOCK) && KeyTyped
- && cap->oap->op_type == OP_NOP)
- foldOpenCursor();
- #endif
- }
- }
-
- /*
- * "[[", "[]", "]]" and "][": move to start or end of function
- */
- else if (cap->nchar == '[' || cap->nchar == ']')
- {
- if (cap->nchar == cap->cmdchar) /* "]]" or "[[" */
- flag = '{';
- else
- flag = '}'; /* "][" or "[]" */
-
- curwin->w_set_curswant = TRUE;
- /*
- * Imitate strange Vi behaviour: When using "]]" with an operator
- * we also stop at '}'.
- */
- if (!findpar(cap->oap, cap->arg, cap->count1, flag,
- (cap->oap->op_type != OP_NOP
- && cap->arg == FORWARD && flag == '{')))
- clearopbeep(cap->oap);
- else
- {
- if (cap->oap->op_type == OP_NOP)
- beginline(BL_WHITE | BL_FIX);
- #ifdef FEAT_FOLDING
- if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP)
- foldOpenCursor();
- #endif
- }
- }
-
- /*
- * "[p", "[P", "]P" and "]p": put with indent adjustment
- */
- else if (cap->nchar == 'p' || cap->nchar == 'P')
- {
- if (!checkclearopq(cap->oap))
- {
- prep_redo_cmd(cap);
- do_put(cap->oap->regname,
- (cap->cmdchar == ']' && cap->nchar == 'p') ? FORWARD : BACKWARD,
- cap->count1, PUT_FIXINDENT);
- }
- }
-
- /*
- * "['", "[`", "]'" and "]`": jump to next mark
- */
- else if (cap->nchar == '\'' || cap->nchar == '`')
- {
- pos = &curwin->w_cursor;
- for (n = cap->count1; n > 0; --n)
- {
- prev_pos = *pos;
- pos = getnextmark(pos, cap->cmdchar == '[' ? BACKWARD : FORWARD,
- cap->nchar == '\'');
- if (pos == NULL)
- break;
- }
- if (pos == NULL)
- pos = &prev_pos;
- nv_cursormark(cap, cap->nchar == '\'', pos);
- }
-
- #ifdef FEAT_MOUSE
- /*
- * [ or ] followed by a middle mouse click: put selected text with
- * indent adjustment. Any other button just does as usual.
- */
- else if (cap->nchar >= K_LEFTMOUSE && cap->nchar <= K_RIGHTRELEASE)
- {
- (void)do_mouse(cap->oap, cap->nchar,
- (cap->cmdchar == ']') ? FORWARD : BACKWARD,
- cap->count1, PUT_FIXINDENT);
- }
- #endif /* FEAT_MOUSE */
-
- #ifdef FEAT_FOLDING
- /*
- * "[z" and "]z": move to start or end of open fold.
- */
- else if (cap->nchar == 'z')
- {
- if (foldMoveTo(FALSE, cap->cmdchar == ']' ? FORWARD : BACKWARD,
- cap->count1) == FAIL)
- clearopbeep(cap->oap);
- }
- #endif
-
- #ifdef FEAT_DIFF
- /*
- * "[c" and "]c": move to next or previous diff-change.
- */
- else if (cap->nchar == 'c')
- {
- if (diff_move_to(cap->cmdchar == ']' ? FORWARD : BACKWARD,
- cap->count1) == FAIL)
- clearopbeep(cap->oap);
- }
- #endif
-
- /* Not a valid cap->nchar. */
- else
- clearopbeep(cap->oap);
- }
-
- /*
- * Handle Normal mode "%" command.
- */
- static void
- nv_percent(cap)
- cmdarg_T *cap;
- {
- pos_T *pos;
- #ifdef FEAT_FOLDING
- linenr_T lnum = curwin->w_cursor.lnum;
- #endif
-
- cap->oap->inclusive = TRUE;
- if (cap->count0) /* {cnt}% : goto {cnt} percentage in file */
- {
- if (cap->count0 > 100)
- clearopbeep(cap->oap);
- else
- {
- cap->oap->motion_type = MLINE;
- setpcmark();
- /* round up, so CTRL-G will give same value */
- curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count *
- cap->count0 + 99L) / 100L;
- beginline(BL_SOL | BL_FIX);
- }
- }
- else /* "%" : go to matching paren */
- {
- cap->oap->motion_type = MCHAR;
- cap->oap->use_reg_one = TRUE;
- if ((pos = findmatch(cap->oap, NUL)) == NULL)
- clearopbeep(cap->oap);
- else
- {
- setpcmark();
- curwin->w_cursor = *pos;
- curwin->w_set_curswant = TRUE;
- #ifdef FEAT_VIRTUALEDIT
- curwin->w_cursor.coladd = 0;
- #endif
- #ifdef FEAT_VISUAL
- adjust_for_sel(cap);
- #endif
- }
- }
- #ifdef FEAT_FOLDING
- if (cap->oap->op_type == OP_NOP
- && lnum != curwin->w_cursor.lnum
- && (fdo_flags & FDO_PERCENT)
- && KeyTyped)
- foldOpenCursor();
- #endif
- }
-
- /*
- * Handle "(" and ")" commands.
- * cap->arg is BACKWARD for "(" and FORWARD for ")".
- */
- static void
- nv_brace(cap)
- cmdarg_T *cap;
- {
- cap->oap->motion_type = MCHAR;
- cap->oap->use_reg_one = TRUE;
- if (cap->cmdchar == ')')
- cap->oap->inclusive = FALSE;
- else
- cap->oap->inclusive = TRUE;
- curwin->w_set_curswant = TRUE;
-
- if (findsent(cap->arg, cap->count1) == FAIL)
- clearopbeep(cap->oap);
- else
- {
- #ifdef FEAT_VIRTUALEDIT
- curwin->w_cursor.coladd = 0;
- #endif
- #ifdef FEAT_FOLDING
- if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP)
- foldOpenCursor();
- #endif
- }
- }
-
- /*
- * "m" command: Mark a position.
- */
- static void
- nv_mark(cap)
- cmdarg_T *cap;
- {
- if (!checkclearop(cap->oap))
- {
- if (setmark(cap->nchar) == FAIL)
- clearopbeep(cap->oap);
- }
- }
-
- /*
- * "{" and "}" commands.
- * cmd->arg is BACKWARD for "{" and FORWARD for "}".
- */
- static void
- nv_findpar(cap)
- cmdarg_T *cap;
- {
- cap->oap->motion_type = MCHAR;
- cap->oap->inclusive = FALSE;
- cap->oap->use_reg_one = TRUE;
- curwin->w_set_curswant = TRUE;
- if (!findpar(cap->oap, cap->arg, cap->count1, NUL, FALSE))
- clearopbeep(cap->oap);
- else
- {
- #ifdef FEAT_VIRTUALEDIT
- curwin->w_cursor.coladd = 0;
- #endif
- #ifdef FEAT_FOLDING
- if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP)
- foldOpenCursor();
- #endif
- }
- }
-
- /*
- * "u" command: Undo or make lower case.
- */
- static void
- nv_undo(cap)
- cmdarg_T *cap;
- {
- if (cap->oap->op_type == OP_LOWER
- #ifdef FEAT_VISUAL
- || VIsual_active
- #endif
- )
- {
- /* translate "<Visual>u" to "<Visual>gu" and "guu" to "gugu" */
- cap->cmdchar = 'g';
- cap->nchar = 'u';
- nv_operator(cap);
- }
- else
- nv_kundo(cap);
- }
-
- /*
- * <Undo> command.
- */
- static void
- nv_kundo(cap)
- cmdarg_T *cap;
- {
- if (!checkclearopq(cap->oap))
- {
- u_undo((int)cap->count1);
- curwin->w_set_curswant = TRUE;
- }
- }
-
- /*
- * Handle the "r" command.
- */
- static void
- nv_replace(cap)
- cmdarg_T *cap;
- {
- char_u *ptr;
- int had_ctrl_v;
- long n;
-
- if (checkclearop(cap->oap))
- return;
-
- /* get another character */
- if (cap->nchar == Ctrl_V)
- {
- had_ctrl_v = Ctrl_V;
- cap->nchar = get_literal();
- /* Don't redo a multibyte character with CTRL-V. */
- if (cap->nchar > DEL)
- had_ctrl_v = NUL;
- }
- else
- had_ctrl_v = NUL;
-
- #ifdef FEAT_VISUAL
- /* Visual mode "r" */
- if (VIsual_active)
- {
- nv_operator(cap);
- return;
- }
- #endif
-
- #ifdef FEAT_VIRTUALEDIT
- /* Break tabs, etc. */
- if (virtual_active())
- {
- u_save_cursor();
- if (gchar_cursor() == NUL)
- {
- /* Add extra space and put the cursor on the first one. */
- coladvance_force((colnr_T)(getviscol() + cap->count1));
- curwin->w_cursor.col -= cap->count1;
- }
- else if (gchar_cursor() == TAB)
- coladvance_force(getviscol());
- }
- #endif
-
- /*
- * Check for a special key or not enough characters to replace.
- */
- ptr = ml_get_cursor();
- if (IS_SPECIAL(cap->nchar) || STRLEN(ptr) < (unsigned)cap->count1
- #ifdef FEAT_MBYTE
- || (has_mbyte && mb_charlen(ptr) < cap->count1)
- #endif
- )
- {
- clearopbeep(cap->oap);
- return;
- }
-
- /*
- * Replacing with a TAB is done by edit(), because it is complicated when
- * 'expandtab', 'smarttab' or 'softtabstop' is set.
- * Other characters are done below to avoid problems with things like
- * CTRL-V 048 (for edit() this would be R CTRL-V 0 ESC).
- */
- if (cap->nchar == '\t' && (curbuf->b_p_et || p_sta))
- {
- stuffnumReadbuff(cap->count1);
- stuffcharReadbuff('R');
- stuffcharReadbuff('\t');
- stuffcharReadbuff(ESC);
- return;
- }
-
- /* save line for undo */
- if (u_save_cursor() == FAIL)
- return;
-
- if (had_ctrl_v != Ctrl_V && (cap->nchar == '\r' || cap->nchar == '\n'))
- {
- /*
- * Replace character(s) by a single newline.
- * Strange vi behaviour: Only one newline is inserted.
- * Delete the characters here.
- * Insert the newline with an insert command, takes care of
- * autoindent. The insert command depends on being on the last
- * character of a line or not.
- */
- #ifdef FEAT_MBYTE
- (void)del_chars(cap->count1, FALSE); /* delete the characters */
- #else
- (void)del_bytes(cap->count1, FALSE); /* delete the characters */
- #endif
- stuffcharReadbuff('\r');
- stuffcharReadbuff(ESC);
- /*
- * Give 'r' to edit(), to get the redo command right.
- */
- if (edit('r', FALSE, cap->count1))
- cap->retval |= CA_COMMAND_BUSY;
- }
- else
- {
- prep_redo(cap->oap->regname, cap->count1,
- NUL, 'r', NUL, had_ctrl_v, cap->nchar);
-
- curbuf->b_op_start = curwin->w_cursor;
- #ifdef FEAT_MBYTE
- if (has_mbyte)
- {
- int old_State = State;
-
- /* This is slow, but it handles replacing a single-byte with a
- * multi-byte and the other way around. Also handles adding
- * composing characters for utf-8. */
- for (n = cap->count1; n > 0; --n)
- {
- State = REPLACE;
- ins_char(cap->nchar);
- State = old_State;
- if (cap->ncharC1 != 0)
- ins_char(cap->ncharC1);
- if (cap->ncharC2 != 0)
- ins_char(cap->ncharC2);
- }
- }
- else
- #endif
- {
- /*
- * Replace the characters within one line.
- */
- for (n = cap->count1; n > 0; --n)
- {
- /*
- * Get ptr again, because u_save and/or showmatch() will have
- * released the line. At the same time we let know that the
- * line will be changed.
- */
- ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE);
- ptr[curwin->w_cursor.col] = cap->nchar;
- if ( p_sm
- && msg_silent == 0
- && (cap->nchar == ')'
- || cap->nchar == '}'
- || cap->nchar == ']'))
- showmatch();
- ++curwin->w_cursor.col;
- }
-
- /* mark the buffer as changed and prepare for displaying */
- changed_bytes(curwin->w_cursor.lnum,
- (colnr_T)(curwin->w_cursor.col - cap->count1));
- }
- --curwin->w_cursor.col; /* cursor on the last replaced char */
- #ifdef FEAT_MBYTE
- /* if the character on the left of the current cursor is a multi-byte
- * character, move two characters left */
- if (has_mbyte)
- mb_adjust_cursor();
- #endif
- curbuf->b_op_end = curwin->w_cursor;
- curwin->w_set_curswant = TRUE;
- set_last_insert(cap->nchar);
- }
- }
-
- #ifdef FEAT_VISUAL
- /*
- * 'o': Exchange start and end of Visual area.
- * 'O': same, but in block mode exchange left and right corners.
- */
- static void
- v_swap_corners(cmdchar)
- int cmdchar;
- {
- pos_T old_cursor;
- colnr_T left, right;
-
- if (cmdchar == 'O' && VIsual_mode == Ctrl_V)
- {
- old_cursor = curwin->w_cursor;
- getvcols(curwin, &old_cursor, &VIsual, &left, &right);
- curwin->w_cursor.lnum = VIsual.lnum;
- coladvance(left);
- VIsual = curwin->w_cursor;
-
- curwin->w_cursor.lnum = old_cursor.lnum;
- curwin->w_curswant = right;
- /* 'selection "exclusive" and cursor at right-bottom corner: move it
- * right one column */
- if (old_cursor.lnum >= VIsual.lnum && *p_sel == 'e')
- ++curwin->w_curswant;
- coladvance(curwin->w_curswant);
- if (curwin->w_cursor.col == old_cursor.col
- #ifdef FEAT_VIRTUALEDIT
- && (!virtual_active()
- || curwin->w_cursor.coladd == old_cursor.coladd)
- #endif
- )
- {
- curwin->w_cursor.lnum = VIsual.lnum;
- if (old_cursor.lnum <= VIsual.lnum && *p_sel == 'e')
- ++right;
- coladvance(right);
- VIsual = curwin->w_cursor;
-
- curwin->w_cursor.lnum = old_cursor.lnum;
- coladvance(left);
- curwin->w_curswant = left;
- }
- }
- else
- {
- old_cursor = curwin->w_cursor;
- curwin->w_cursor = VIsual;
- VIsual = old_cursor;
- curwin->w_set_curswant = TRUE;
- }
- }
- #endif /* FEAT_VISUAL */
-
- /*
- * "R" (cap->arg is FALSE) and "gR" (cap->arg is TRUE).
- */
- static void
- nv_Replace(cap)
- cmdarg_T *cap;
- {
- #ifdef FEAT_VISUAL
- if (VIsual_active) /* "R" is replace lines */
- {
- cap->cmdchar = 'c';
- cap->nchar = NUL;
- VIsual_mode = 'V';
- nv_operator(cap);
- }
- else
- #endif
- if (!checkclearopq(cap->oap))
- {
- if (!curbuf->b_p_ma)
- EMSG(_(e_modifiable));
- else
- {
- #ifdef FEAT_VIRTUALEDIT
- if (virtual_active())
- coladvance(getviscol());
- #endif
- /* This is a new edit command, not a restart. We don't edit
- * recursively. */
- restart_edit = 0;
- if (edit(cap->arg ? 'V' : 'R', FALSE, cap->count1))
- cap->retval |= CA_COMMAND_BUSY;
- }
- }
- }
-
- #ifdef FEAT_VREPLACE
- /*
- * "gr".
- */
- static void
- nv_vreplace(cap)
- cmdarg_T *cap;
- {
- int restart_edit_save;
-
- # ifdef FEAT_VISUAL
- if (VIsual_active)
- {
- cap->cmdchar = 'r';
- cap->nchar = cap->extra_char;
- nv_replace(cap); /* Do same as "r" in Visual mode for now */
- }
- else
- # endif
- if (!checkclearopq(cap->oap))
- {
- if (!curbuf->b_p_ma)
- EMSG(_(e_modifiable));
- else
- {
- if (cap->extra_char == Ctrl_V) /* get another character */
- cap->extra_char = get_literal();
- stuffcharReadbuff(cap->extra_char);
- stuffcharReadbuff(ESC);
- # ifdef FEAT_VIRTUALEDIT
- if (virtual_active())
- coladvance(getviscol());
- # endif
- /* This is a new edit command, not a restart. Do allow using
- * CTRL-O rx from Insert mode. */
- restart_edit_save = restart_edit;
- restart_edit = 0;
- if (edit('v', FALSE, cap->count1))
- cap->retval |= CA_COMMAND_BUSY;
- if (restart_edit == 0)
- restart_edit = restart_edit_save;
- }
- }
- }
- #endif
-
- /*
- * Swap case for "~" command, when it does not work like an operator.
- */
- static void
- n_swapchar(cap)
- cmdarg_T *cap;
- {
- long n;
- pos_T startpos;
- int did_change = 0;
-
- if (checkclearopq(cap->oap))
- return;
-
- if (lineempty(curwin->w_cursor.lnum) && vim_strchr(p_ww, '~') == NULL)
- {
- clearopbeep(cap->oap);
- return;
- }
-
- prep_redo_cmd(cap);
-
- if (u_save_cursor() == FAIL)
- return;
-
- startpos = curwin->w_cursor;
- for (n = cap->count1; n > 0; --n)
- {
- did_change |= swapchar(cap->oap->op_type, &curwin->w_cursor);
- inc_cursor();
- if (gchar_cursor() == NUL)
- {
- if (vim_strchr(p_ww, '~') != NULL
- && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count)
- {
- ++curwin->w_cursor.lnum;
- curwin->w_cursor.col = 0;
- if (n > 1)
- {
- if (u_savesub(curwin->w_cursor.lnum) == FAIL)
- break;
- u_clearline();
- }
- }
- else
- break;
- }
- }
-
- check_cursor();
- curwin->w_set_curswant = TRUE;
- if (did_change)
- {
- changed_lines(startpos.lnum, startpos.col, curwin->w_cursor.lnum + 1,
- 0L);
- curbuf->b_op_start = startpos;
- curbuf->b_op_end = curwin->w_cursor;
- if (curbuf->b_op_end.col > 0)
- --curbuf->b_op_end.col;
- }
- }
-
- /*
- * Move cursor to mark.
- */
- static void
- nv_cursormark(cap, flag, pos)
- cmdarg_T *cap;
- int flag;
- pos_T *pos;
- {
- if (check_mark(pos) == FAIL)
- clearop(cap->oap);
- else
- {
- if (cap->cmdchar == '\''
- || cap->cmdchar == '`'
- || cap->cmdchar == '['
- || cap->cmdchar == ']')
- setpcmark();
- curwin->w_cursor = *pos;
- if (flag)
- beginline(BL_WHITE | BL_FIX);
- else
- check_cursor();
- }
- cap->oap->motion_type = flag ? MLINE : MCHAR;
- if (cap->cmdchar == '`')
- cap->oap->use_reg_one = TRUE;
- cap->oap->inclusive = FALSE; /* ignored if not MCHAR */
- curwin->w_set_curswant = TRUE;
- }
-
- #ifdef FEAT_VISUAL
- /*
- * Handle commands that are operators in Visual mode.
- */
- static void
- v_visop(cap)
- cmdarg_T *cap;
- {
- static char_u trans[] = "YyDdCcxdXdAAIIrr";
-
- /* Uppercase means linewise, except in block mode, then "D" deletes till
- * the end of the line, and "C" replaces til EOL */
- if (isupper(cap->cmdchar))
- {
- if (VIsual_mode != Ctrl_V)
- VIsual_mode = 'V';
- else if (cap->cmdchar == 'C' || cap->cmdchar == 'D')
- curwin->w_curswant = MAXCOL;
- }
- cap->cmdchar = *(vim_strchr(trans, cap->cmdchar) + 1);
- nv_operator(cap);
- }
- #endif
-
- /*
- * "s" and "S" commands.
- */
- static void
- nv_subst(cap)
- cmdarg_T *cap;
- {
- #ifdef FEAT_VISUAL
- if (VIsual_active) /* "vs" and "vS" are the same as "vc" */
- {
- if (cap->cmdchar == 'S')
- VIsual_mode = 'V';
- cap->cmdchar = 'c';
- nv_operator(cap);
- }
- else
- #endif
- nv_optrans(cap);
- }
-
- /*
- * Abbreviated commands.
- */
- static void
- nv_abbrev(cap)
- cmdarg_T *cap;
- {
- if (cap->cmdchar == K_DEL || cap->cmdchar == K_KDEL)
- cap->cmdchar = 'x'; /* DEL key behaves like 'x' */
-
- #ifdef FEAT_VISUAL
- /* in Visual mode these commands are operators */
- if (VIsual_active)
- v_visop(cap);
- else
- #endif
- nv_optrans(cap);
- }
-
- /*
- * Translate a command into another command.
- */
- static void
- nv_optrans(cap)
- cmdarg_T *cap;
- {
- static char_u *(ar[8]) = {(char_u *)"dl", (char_u *)"dh",
- (char_u *)"d$", (char_u *)"c$",
- (char_u *)"cl", (char_u *)"cc",
- (char_u *)"yy", (char_u *)":s\r"};
- static char_u *str = (char_u *)"xXDCsSY&";
-
- if (!checkclearopq(cap->oap))
- {
- if (cap->count0)
- stuffnumReadbuff(cap->count0);
- stuffReadbuff(ar[(int)(vim_strchr(str, cap->cmdchar) - str)]);
- }
- cap->opcount = 0;
- }
-
- /*
- * "'" and "`" commands. Also for "g'" and "g`".
- * cap->arg is TRUE for "'" and "g'".
- */
- static void
- nv_gomark(cap)
- cmdarg_T *cap;
- {
- pos_T *pos;
- int c;
- #ifdef FEAT_FOLDING
- linenr_T lnum = curwin->w_cursor.lnum;
- int old_KeyTyped = KeyTyped; /* getting file may reset it */
- #endif
-
- if (cap->cmdchar == 'g')
- c = cap->extra_char;
- else
- c = cap->nchar;
- pos = getmark(c, (cap->oap->op_type == OP_NOP));
- if (pos == (pos_T *)-1) /* jumped to other file */
- {
- if (cap->arg)
- {
- check_cursor_lnum();
- beginline(BL_WHITE | BL_FIX);
- }
- else
- check_cursor();
- }
- else
- nv_cursormark(cap, cap->arg, pos);
-
- #ifdef FEAT_VIRTUALEDIT
- /* May need to clear the coladd that a mark includes. */
- if (!virtual_active())
- curwin->w_cursor.coladd = 0;
- #endif
- #ifdef FEAT_FOLDING
- if (cap->oap->op_type == OP_NOP
- && (pos == (pos_T *)-1 || lnum != curwin->w_cursor.lnum)
- && (fdo_flags & FDO_MARK)
- && old_KeyTyped)
- foldOpenCursor();
- #endif
- }
-
- /*
- * Handle CTRL-O and CTRL-I commands.
- */
- static void
- nv_pcmark(cap)
- cmdarg_T *cap;
- {
- #ifdef FEAT_JUMPLIST
- pos_T *pos;
- # ifdef FEAT_FOLDING
- linenr_T lnum = curwin->w_cursor.lnum;
- int old_KeyTyped = KeyTyped; /* getting file may reset it */
- # endif
-
- if (!checkclearopq(cap->oap))
- {
- pos = movemark((int)cap->count1);
- if (pos == (pos_T *)-1) /* jump to other file */
- {
- curwin->w_set_curswant = TRUE;
- check_cursor();
- }
- else if (pos != NULL) /* can jump */
- nv_cursormark(cap, FALSE, pos);
- else
- clearopbeep(cap->oap);
- # ifdef FEAT_FOLDING
- if (cap->oap->op_type == OP_NOP
- && (pos == (pos_T *)-1 || lnum != curwin->w_cursor.lnum)
- && (fdo_flags & FDO_MARK)
- && old_KeyTyped)
- foldOpenCursor();
- # endif
- }
- #else
- clearopbeep(cap->oap);
- #endif
- }
-
- /*
- * Handle '"' command.
- */
- static void
- nv_regname(cap)
- cmdarg_T *cap;
- {
- if (checkclearop(cap->oap))
- return;
- #ifdef FEAT_EVAL
- if (cap->nchar == '=')
- cap->nchar = get_expr_register();
- #endif
- if (cap->nchar != NUL && valid_yank_reg(cap->nchar, FALSE))
- {
- cap->oap->regname = cap->nchar;
- cap->opcount = cap->count0; /* remember count before '"' */
- }
- else
- clearopbeep(cap->oap);
- }
-
- #ifdef FEAT_VISUAL
- /*
- * Handle "v", "V" and "CTRL-V" commands.
- * Also for "gh", "gH" and "g^H" commands: Always start Select mode, cap->arg
- * is TRUE.
- */
- static void
- nv_visual(cap)
- cmdarg_T *cap;
- {
- /* 'v', 'V' and CTRL-V can be used while an operator is pending to make it
- * characterwise, linewise, or blockwise. */
- if (cap->oap->op_type != OP_NOP)
- {
- cap->oap->motion_force = cap->cmdchar;
- finish_op = FALSE; /* operator doesn't finish now but later */
- return;
- }
-
- /* Don't do anything when an operator is pending. */
- if (checkclearop(cap->oap))
- return;
-
- VIsual_select = cap->arg;
- if (VIsual_active) /* change Visual mode */
- {
- if (VIsual_mode == cap->cmdchar) /* stop visual mode */
- end_visual_mode();
- else /* toggle char/block mode */
- { /* or char/line mode */
- VIsual_mode = cap->cmdchar;
- showmode();
- }
- redraw_curbuf_later(INVERTED); /* update the inversion */
- }
- else /* start Visual mode */
- {
- check_visual_highlight();
- if (cap->count0) /* use previously selected part */
- {
- if (resel_VIsual_mode == NUL) /* there is none */
- {
- beep_flush();
- return;
- }
- VIsual = curwin->w_cursor;
-
- VIsual_active = TRUE;
- VIsual_reselect = TRUE;
- if (!cap->arg)
- /* start Select mode when 'selectmode' contains "cmd" */
- may_start_select('c');
- #ifdef FEAT_MOUSE
- setmouse();
- #endif
- if (p_smd)
- redraw_cmdline = TRUE; /* show visual mode later */
- /*
- * For V and ^V, we multiply the number of lines even if there
- * was only one -- webb
- */
- if (resel_VIsual_mode != 'v' || resel_VIsual_line_count > 1)
- {
- curwin->w_cursor.lnum +=
- resel_VIsual_line_count * cap->count0 - 1;
- if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
- curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
- }
- VIsual_mode = resel_VIsual_mode;
- if (VIsual_mode == 'v')
- {
- if (resel_VIsual_line_count <= 1)
- curwin->w_cursor.col += resel_VIsual_col * cap->count0 - 1;
- else
- curwin->w_cursor.col = resel_VIsual_col;
- }
- if (resel_VIsual_col == MAXCOL)
- {
- curwin->w_curswant = MAXCOL;
- coladvance((colnr_T)MAXCOL);
- }
- else if (VIsual_mode == Ctrl_V)
- {
- validate_virtcol();
- curwin->w_curswant = curwin->w_virtcol
- + resel_VIsual_col * cap->count0 - 1;
- coladvance(curwin->w_curswant);
- }
- else
- curwin->w_set_curswant = TRUE;
- redraw_curbuf_later(INVERTED); /* show the inversion */
- }
- else
- {
- if (!cap->arg)
- /* start Select mode when 'selectmode' contains "cmd" */
- may_start_select('c');
- n_start_visual_mode(cap->cmdchar);
- }
- }
- }
-
- /*
- * Start selection for Shift-movement keys.
- */
- void
- start_selection()
- {
- /* if 'selectmode' contains "key", start Select mode */
- may_start_select('k');
- n_start_visual_mode('v');
- }
-
- /*
- * Start Select mode, if "c" is in 'selectmode' and not in a mapping or menu.
- */
- void
- may_start_select(c)
- int c;
- {
- VIsual_select = (stuff_empty() && typebuf_typed()
- && (vim_strchr(p_slm, c) != NULL));
- }
-
- /*
- * Start Visual mode "c".
- * Should set VIsual_select before calling this.
- */
- static void
- n_start_visual_mode(c)
- int c;
- {
- VIsual_mode = c;
- VIsual_active = TRUE;
- VIsual_reselect = TRUE;
- #ifdef FEAT_VIRTUALEDIT
- /* Corner case: the 0 position in a tab may change when going into
- * virtualedit. Recalculate curwin->w_cursor to avoid bad hilighting.
- */
- if (c == Ctrl_V && (ve_flags & VE_BLOCK) && gchar_cursor() == TAB)
- coladvance(curwin->w_virtcol);
- #endif
- VIsual = curwin->w_cursor;
-
- #ifdef FEAT_FOLDING
- foldAdjustVisual();
- #endif
-
- #ifdef FEAT_MOUSE
- setmouse();
- #endif
- if (p_smd)
- redraw_cmdline = TRUE; /* show visual mode later */
- #ifdef FEAT_CLIPBOARD
- /* Make sure the clipboard gets updated. Needed because start and
- * end may still be the same, and the selection needs to be owned */
- clip_star.vmode = NUL;
- #endif
-
- /* Only need to redraw this line. */
- curwin->w_old_cursor_lnum = curwin->w_cursor.lnum;
- curwin->w_old_visual_lnum = curwin->w_cursor.lnum;
- }
-
- #endif /* FEAT_VISUAL */
-
- /*
- * CTRL-W: Window commands
- */
- static void
- nv_window(cap)
- cmdarg_T *cap;
- {
- #ifdef FEAT_WINDOWS
- if (!checkclearop(cap->oap))
- do_window(cap->nchar, cap->count0); /* everything is in window.c */
- #else
- (void)checkclearop(cap->oap);
- #endif
- }
-
- /*
- * CTRL-Z: Suspend
- */
- static void
- nv_suspend(cap)
- cmdarg_T *cap;
- {
- clearop(cap->oap);
- #ifdef FEAT_VISUAL
- if (VIsual_active)
- end_visual_mode(); /* stop Visual mode */
- #endif
- do_cmdline_cmd((char_u *)"st");
- }
-
- /*
- * Commands starting with "g".
- */
- static void
- nv_g_cmd(cap)
- cmdarg_T *cap;
- {
- oparg_T *oap = cap->oap;
- #ifdef FEAT_VISUAL
- pos_T tpos;
- #endif
- #ifdef FEAT_VIRTUALEDIT
- int coladd;
- #endif
- int i;
- int flag = FALSE;
-
- switch (cap->nchar)
- {
- #ifdef MEM_PROFILE
- /*
- * "g^A": dump log of used memory.
- */
- case Ctrl_A:
- vim_mem_profile_dump();
- break;
- #endif
-
- #ifdef FEAT_VREPLACE
- /*
- * "gR": Enter virtual replace mode.
- */
- case 'R':
- cap->arg = TRUE;
- nv_Replace(cap);
- break;
-
- case 'r':
- nv_vreplace(cap);
- break;
- #endif
-
- case '&':
- do_cmdline_cmd((char_u *)"%s//~/&");
- break;
-
- #ifdef FEAT_VISUAL
- /*
- * "gv": Reselect the previous Visual area. If Visual already active,
- * exchange previous and current Visual area.
- */
- case 'v':
- if (checkclearop(oap))
- break;
-
- if ( curbuf->b_visual_start.lnum == 0
- || curbuf->b_visual_start.lnum > curbuf->b_ml.ml_line_count
- || curbuf->b_visual_end.lnum == 0)
- beep_flush();
- else
- {
- /* set w_cursor to the start of the Visual area, tpos to the end */
- if (VIsual_active)
- {
- i = VIsual_mode;
- VIsual_mode = curbuf->b_visual_mode;
- curbuf->b_visual_mode = i;
- i = curwin->w_curswant;
- curwin->w_curswant = curbuf->b_visual_curswant;
- curbuf->b_visual_curswant = i;
-
- tpos = curbuf->b_visual_end;
- curbuf->b_visual_end = curwin->w_cursor;
- curwin->w_cursor = curbuf->b_visual_start;
- curbuf->b_visual_start = VIsual;
-
- #ifdef FEAT_VIRTUALEDIT
- coladd = tpos.coladd;
- #endif
- }
- else
- {
- VIsual_mode = curbuf->b_visual_mode;
- curwin->w_curswant = curbuf->b_visual_curswant;
- tpos = curbuf->b_visual_end;
- curwin->w_cursor = curbuf->b_visual_start;
- #ifdef FEAT_VIRTUALEDIT
- coladd = curbuf->b_visual_end.coladd;
- #endif
- }
-
- VIsual_active = TRUE;
- VIsual_reselect = TRUE;
-
- /* Set Visual to the start and w_cursor to the end of the Visual
- * area. Make sure they are on an existing character. */
- check_cursor();
- VIsual = curwin->w_cursor;
- curwin->w_cursor = tpos;
- #ifdef FEAT_VIRTUALEDIT
- curwin->w_cursor.coladd = coladd;
- #endif
- check_cursor();
- update_topline();
- /*
- * When called from normal "g" command: start Select mode when
- * 'selectmode' contains "cmd". When called for K_SELECT, always
- * start Select mode.
- */
- if (cap->arg)
- VIsual_select = TRUE;
- else
- may_start_select('c');
- #ifdef FEAT_MOUSE
- setmouse();
- #endif
- #ifdef FEAT_CLIPBOARD
- /* Make sure the clipboard gets updated. Needed because start and
- * end are still the same, and the selection needs to be owned */
- clip_star.vmode = NUL;
- #endif
- redraw_curbuf_later(INVERTED);
- showmode();
- }
- break;
- /*
- * "gV": Don't reselect the previous Visual area after a Select mode
- * mapping of menu.
- */
- case 'V':
- VIsual_reselect = FALSE;
- break;
-
- /*
- * "gh": start Select mode.
- * "gH": start Select line mode.
- * "g^H": start Select block mode.
- */
- case K_BS:
- cap->nchar = Ctrl_H;
- /* FALLTHROUGH */
- case 'h':
- case 'H':
- case Ctrl_H:
- # ifdef EBCDIC
- /* EBCDIC: 'v'-'h' != '^v'-'^h' */
- if (cap->nchar == Ctrl_H)
- cap->cmdchar = Ctrl_V;
- else
- # endif
- cap->cmdchar = cap->nchar + ('v' - 'h');
- cap->arg = TRUE;
- nv_visual(cap);
- break;
- #endif /* FEAT_VISUAL */
-
- /*
- * "gj" and "gk" two new funny movement keys -- up and down
- * movement based on *screen* line rather than *file* line.
- */
- case 'j':
- case K_DOWN:
- /* with 'nowrap' it works just like the normal "j" command */
- if (!curwin->w_p_wrap)
- {
- oap->motion_type = MLINE;
- i = cursor_down(cap->count1, oap->op_type == OP_NOP);
- }
- else
- i = nv_screengo(oap, FORWARD, cap->count1);
- if (i == FAIL)
- clearopbeep(oap);
- break;
-
- case 'k':
- case K_UP:
- /* with 'nowrap' it works just like the normal "k" command */
- if (!curwin->w_p_wrap)
- {
- oap->motion_type = MLINE;
- i = cursor_up(cap->count1, oap->op_type == OP_NOP);
- }
- else
- i = nv_screengo(oap, BACKWARD, cap->count1);
- if (i == FAIL)
- clearopbeep(oap);
- break;
-
- /*
- * "gJ": join two lines without inserting a space.
- */
- case 'J':
- nv_join(cap);
- break;
-
- /*
- * "g0", "g^" and "g$": Like "0", "^" and "$" but for screen lines.
- * "gm": middle of "g0" and "g$".
- */
- case '^':
- flag = TRUE;
- /* FALLTHROUGH */
-
- case '0':
- case 'm':
- case K_HOME:
- case K_KHOME:
- case K_XHOME:
- oap->motion_type = MCHAR;
- oap->inclusive = FALSE;
- if (curwin->w_p_wrap
- #ifdef FEAT_VERTSPLIT
- && curwin->w_width != 0
- #endif
- )
- {
- int width1 = W_WIDTH(curwin) - curwin_col_off();
- int width2 = width1 + curwin_col_off2();
-
- validate_virtcol();
- i = 0;
- if (curwin->w_virtcol >= (colnr_T)width1 && width2 > 0)
- i = (curwin->w_virtcol - width1) / width2 * width2 + width1;
- }
- else
- i = curwin->w_leftcol;
- /* Go to the middle of the screen line. When 'number' is on and lines
- * are wrapping the middle can be more to the left.*/
- if (cap->nchar == 'm')
- i += (W_WIDTH(curwin) - curwin_col_off()
- + ((curwin->w_p_wrap && i > 0)
- ? curwin_col_off2() : 0)) / 2;
- coladvance((colnr_T)i);
- if (flag)
- {
- do
- i = gchar_cursor();
- while (vim_iswhite(i) && oneright() == OK);
- }
- curwin->w_set_curswant = TRUE;
- break;
-
- case '_':
- cap->oap->motion_type = MCHAR;
- cap->oap->inclusive = TRUE;
- curwin->w_curswant = MAXCOL;
- if (cursor_down((long)(cap->count1 - 1),
- cap->oap->op_type == OP_NOP) == FAIL)
- clearopbeep(cap->oap);
- else
- {
- char_u *ptr = ml_get_curline();
-
- while (curwin->w_cursor.col > 0
- && vim_iswhite(ptr[curwin->w_cursor.col]))
- --curwin->w_cursor.col;
- curwin->w_set_curswant = TRUE;
- }
- break;
-
- case '$':
- case K_END:
- case K_KEND:
- case K_XEND:
- {
- int col_off = curwin_col_off();
-
- oap->motion_type = MCHAR;
- oap->inclusive = TRUE;
- if (curwin->w_p_wrap
- #ifdef FEAT_VERTSPLIT
- && curwin->w_width != 0
- #endif
- )
- {
- curwin->w_curswant = MAXCOL; /* so we stay at the end */
- if (cap->count1 == 1)
- {
- int width1 = W_WIDTH(curwin) - col_off;
- int width2 = width1 + curwin_col_off2();
-
- validate_virtcol();
- i = width1 - 1;
- if (curwin->w_virtcol >= (colnr_T)width1)
- i += ((curwin->w_virtcol - width1) / width2 + 1)
- * width2;
- coladvance((colnr_T)i);
- #if defined(FEAT_LINEBREAK) || defined(FEAT_MBYTE)
- if (curwin->w_cursor.col > 0 && curwin->w_p_wrap)
- {
- /*
- * Check for landing on a character that got split at
- * the end of the line. We do not want to advance to
- * the next screen line.
- */
- validate_virtcol();
- if (curwin->w_virtcol > (colnr_T)i)
- --curwin->w_cursor.col;
- }
- #endif
- }
- else if (nv_screengo(oap, FORWARD, cap->count1 - 1) == FAIL)
- clearopbeep(oap);
- }
- else
- {
- i = curwin->w_leftcol + W_WIDTH(curwin) - col_off - 1;
- coladvance((colnr_T)i);
- curwin->w_set_curswant = TRUE;
- }
- }
- break;
-
- /*
- * "g*" and "g#", like "*" and "#" but without using "\<" and "\>"
- */
- case '*':
- case '#':
- #if POUND != '#'
- case POUND: /* pound sign (sometimes equal to '#') */
- #endif
- case Ctrl_RSB: /* :tag or :tselect for current identifier */
- case ']': /* :tselect for current identifier */
- nv_ident(cap);
- break;
-
- /*
- * ge and gE: go back to end of word
- */
- case 'e':
- case 'E':
- oap->motion_type = MCHAR;
- curwin->w_set_curswant = TRUE;
- oap->inclusive = TRUE;
- if (bckend_word(cap->count1, cap->nchar == 'E', FALSE) == FAIL)
- clearopbeep(oap);
- break;
-
- /*
- * "g CTRL-G": display info about cursor position
- */
- case Ctrl_G:
- cursor_pos_info();
- break;
-
- /*
- * "gi": start Insert at the last position.
- */
- case 'i':
- if (curbuf->b_last_insert.lnum != 0)
- {
- curwin->w_cursor = curbuf->b_last_insert;
- check_cursor_lnum();
- i = (int)STRLEN(ml_get_curline());
- if (curwin->w_cursor.col > (colnr_T)i)
- {
- #ifdef FEAT_VIRTUALEDIT
- if (virtual_active())
- curwin->w_cursor.coladd += curwin->w_cursor.col - i;
- #endif
- curwin->w_cursor.col = i;
- }
- }
- cap->cmdchar = 'i';
- nv_edit(cap);
- break;
-
- /*
- * "gI": Start insert in column 1.
- */
- case 'I':
- beginline(0);
- if (!checkclearopq(oap))
- {
- /* This is a new edit command, not a restart. We don't edit
- * recursively. */
- restart_edit = 0;
- if (edit('g', FALSE, cap->count1))
- cap->retval |= CA_COMMAND_BUSY;
- }
- break;
-
- #ifdef FEAT_SEARCHPATH
- /*
- * "gf": goto file, edit file under cursor
- * "]f" and "[f": can also be used.
- */
- case 'f':
- nv_gotofile(cap);
- break;
- #endif
-
- /* "g'm" and "g`m": jump to mark without setting pcmark */
- case '\'':
- cap->arg = TRUE;
- /*FALLTHROUGH*/
- case '`':
- nv_gomark(cap);
- break;
-
- /*
- * "gs": Goto sleep.
- */
- case 's':
- do_sleep(cap->count1 * 1000L);
- break;
-
- /*
- * "ga": Display the ascii value of the character under the
- * cursor. It is displayed in decimal, hex, and octal. -- webb
- */
- case 'a':
- do_ascii(NULL);
- break;
-
- #ifdef FEAT_MBYTE
- /*
- * "g8": Display the bytes used for the UTF-8 character under the
- * cursor. It is displayed in hex.
- */
- case '8':
- show_utf8();
- break;
- #endif
-
- /*
- * "gg": Goto the first line in file. With a count it goes to
- * that line number like for "G". -- webb
- */
- case 'g':
- cap->arg = FALSE;
- nv_goto(cap);
- break;
-
- /*
- * Two-character operators:
- * "gq" Format text
- * "g~" Toggle the case of the text.
- * "gu" Change text to lower case.
- * "gU" Change text to upper case.
- * "g?" rot13 encoding
- */
- case 'q':
- case '~':
- case 'u':
- case 'U':
- case '?':
- nv_operator(cap);
- break;
-
- /*
- * "gd": Find first occurence of pattern under the cursor in the
- * current function
- * "gD": idem, but in the current file.
- */
- case 'd':
- case 'D':
- nv_gd(oap, cap->nchar);
- break;
-
- #ifdef FEAT_MOUSE
- /*
- * g<*Mouse> : <C-*mouse>
- */
- case K_MIDDLEMOUSE:
- case K_MIDDLEDRAG:
- case K_MIDDLERELEASE:
- case K_LEFTMOUSE:
- case K_LEFTDRAG:
- case K_LEFTRELEASE:
- case K_RIGHTMOUSE:
- case K_RIGHTDRAG:
- case K_RIGHTRELEASE:
- mod_mask = MOD_MASK_CTRL;
- (void)do_mouse(oap, cap->nchar, BACKWARD, cap->count1, 0);
- break;
- #endif
-
- case K_IGNORE:
- break;
-
- /*
- * "gP" and "gp": same as "P" and "p" but leave cursor just after new text
- */
- case 'p':
- case 'P':
- nv_put(cap);
- break;
-
- #ifdef FEAT_BYTEOFF
- /* "go": goto byte count from start of buffer */
- case 'o':
- goto_byte(cap->count0);
- break;
- #endif
-
- /* "gQ": improved Ex mode */
- case 'Q':
- #ifdef FEAT_CMDWIN
- if (cmdwin_type != 0)
- {
- clearopbeep(cap->oap);
- break;
- }
- #endif
- if (!checkclearopq(oap))
- do_exmode(TRUE);
- break;
-
- default:
- clearopbeep(oap);
- break;
- }
- }
-
- /*
- * Handle "o" and "O" commands.
- */
- static void
- n_opencmd(cap)
- cmdarg_T *cap;
- {
- if (!checkclearopq(cap->oap))
- {
- #ifdef FEAT_FOLDING
- if (cap->cmdchar == 'O')
- /* Open above the first line of a folded sequence of lines */
- (void)hasFolding(curwin->w_cursor.lnum,
- &curwin->w_cursor.lnum, NULL);
- else
- /* Open below the last line of a folded sequence of lines */
- (void)hasFolding(curwin->w_cursor.lnum,
- NULL, &curwin->w_cursor.lnum);
- #endif
- if (u_save((linenr_T)(curwin->w_cursor.lnum -
- (cap->cmdchar == 'O' ? 1 : 0)),
- (linenr_T)(curwin->w_cursor.lnum +
- (cap->cmdchar == 'o' ? 1 : 0))
- ) == OK
- && open_line(cap->cmdchar == 'O' ? BACKWARD : FORWARD,
- #ifdef FEAT_COMMENTS
- has_format_option(FO_OPEN_COMS) ? OPENLINE_DO_COM :
- #endif
- 0, 0))
- {
- /* This is a new edit command, not a restart. We don't edit
- * recursively. */
- restart_edit = 0;
- if (edit(cap->cmdchar, TRUE, cap->count1))
- cap->retval |= CA_COMMAND_BUSY;
- }
- }
- }
-
- /*
- * "." command: redo last change.
- */
- static void
- nv_dot(cap)
- cmdarg_T *cap;
- {
- if (!checkclearopq(cap->oap))
- {
- /*
- * if restart_edit is TRUE, the last but one command is repeated
- * instead of the last command (inserting text). This is used for
- * CTRL-O <.> in insert mode
- */
- if (start_redo(cap->count0, restart_edit != 0 && !arrow_used) == FAIL)
- clearopbeep(cap->oap);
- }
- }
-
- /*
- * CTRL-R: undo undo
- */
- static void
- nv_redo(cap)
- cmdarg_T *cap;
- {
- if (!checkclearopq(cap->oap))
- {
- u_redo((int)cap->count1);
- curwin->w_set_curswant = TRUE;
- }
- }
-
- /*
- * Handle "U" command.
- */
- static void
- nv_Undo(cap)
- cmdarg_T *cap;
- {
- /* In Visual mode and typing "gUU" triggers an operator */
- if (cap->oap->op_type == OP_UPPER
- #ifdef FEAT_VISUAL
- || VIsual_active
- #endif
- )
- {
- /* translate "gUU" to "gUgU" */
- cap->cmdchar = 'g';
- cap->nchar = 'U';
- nv_operator(cap);
- }
- else if (!checkclearopq(cap->oap))
- {
- u_undoline();
- curwin->w_set_curswant = TRUE;
- }
- }
-
- /*
- * '~' command: If tilde is not an operator and Visual is off: swap case of a
- * single character.
- */
- static void
- nv_tilde(cap)
- cmdarg_T *cap;
- {
- if (!p_to
- #ifdef FEAT_VISUAL
- && !VIsual_active
- #endif
- && cap->oap->op_type != OP_TILDE)
- n_swapchar(cap);
- else
- nv_operator(cap);
- }
-
- /*
- * Handle an operator command.
- */
- static void
- nv_operator(cap)
- cmdarg_T *cap;
- {
- int op_type;
-
- op_type = get_op_type(cap->cmdchar, cap->nchar);
-
- if (op_type == cap->oap->op_type) /* double operator works on lines */
- nv_lineop(cap);
- else if (!checkclearop(cap->oap))
- {
- cap->oap->start = curwin->w_cursor;
- cap->oap->op_type = op_type;
- }
- }
-
- /*
- * Handle linewise operator "dd", "yy", etc.
- *
- * "_" is is a strange motion command that helps make operators more logical.
- * It is actually implemented, but not documented in the real Vi. This motion
- * command actually refers to "the current line". Commands like "dd" and "yy"
- * are really an alternate form of "d_" and "y_". It does accept a count, so
- * "d3_" works to delete 3 lines.
- */
- static void
- nv_lineop(cap)
- cmdarg_T *cap;
- {
- cap->oap->motion_type = MLINE;
- if (cursor_down(cap->count1 - 1L, cap->oap->op_type == OP_NOP) == FAIL)
- clearopbeep(cap->oap);
- else if ( cap->oap->op_type == OP_DELETE
- || cap->oap->op_type == OP_LSHIFT
- || cap->oap->op_type == OP_RSHIFT)
- beginline(BL_SOL | BL_FIX);
- else if (cap->oap->op_type != OP_YANK) /* 'Y' does not move cursor */
- beginline(BL_WHITE | BL_FIX);
- }
-
- /*
- * <Home> command.
- */
- static void
- nv_home(cap)
- cmdarg_T *cap;
- {
- cap->count0 = 1;
- nv_pipe(cap);
- }
-
- /*
- * "|" command.
- */
- static void
- nv_pipe(cap)
- cmdarg_T *cap;
- {
- cap->oap->motion_type = MCHAR;
- cap->oap->inclusive = FALSE;
- beginline(0);
- if (cap->count0 > 0)
- {
- coladvance((colnr_T)(cap->count0 - 1));
- curwin->w_curswant = (colnr_T)(cap->count0 - 1);
- }
- else
- curwin->w_curswant = 0;
- /* keep curswant at the column where we wanted to go, not where
- we ended; differs is line is too short */
- curwin->w_set_curswant = FALSE;
- }
-
- /*
- * Handle back-word command "b" and "B".
- * cap->arg is 1 for "B"
- */
- static void
- nv_bck_word(cap)
- cmdarg_T *cap;
- {
- cap->oap->motion_type = MCHAR;
- cap->oap->inclusive = FALSE;
- curwin->w_set_curswant = TRUE;
- if (bck_word(cap->count1, cap->arg, FALSE) == FAIL)
- clearopbeep(cap->oap);
- #ifdef FEAT_FOLDING
- else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
- foldOpenCursor();
- #endif
- }
-
- /*
- * Handle word motion commands "e", "E", "w" and "W".
- * cap->arg is TRUE for "E" and "W".
- */
- static void
- nv_wordcmd(cap)
- cmdarg_T *cap;
- {
- int n;
- int word_end;
- int flag = FALSE;
-
- /*
- * Set inclusive for the "E" and "e" command.
- */
- if (cap->cmdchar == 'e' || cap->cmdchar == 'E')
- word_end = TRUE;
- else
- word_end = FALSE;
- cap->oap->inclusive = word_end;
-
- /*
- * "cw" and "cW" are a special case.
- */
- if (!word_end && cap->oap->op_type == OP_CHANGE)
- {
- n = gchar_cursor();
- if (n != NUL) /* not an empty line */
- {
- if (vim_iswhite(n))
- {
- /*
- * Reproduce a funny Vi behaviour: "cw" on a blank only
- * changes one character, not all blanks until the start of
- * the next word. Only do this when the 'w' flag is included
- * in 'cpoptions'.
- */
- if (cap->count1 == 1 && vim_strchr(p_cpo, CPO_CW) != NULL)
- {
- cap->oap->inclusive = TRUE;
- cap->oap->motion_type = MCHAR;
- return;
- }
- }
- else
- {
- /*
- * This is a little strange. To match what the real Vi does,
- * we effectively map 'cw' to 'ce', and 'cW' to 'cE', provided
- * that we are not on a space or a TAB. This seems impolite
- * at first, but it's really more what we mean when we say
- * 'cw'.
- * Another strangeness: When standing on the end of a word
- * "ce" will change until the end of the next wordt, but "cw"
- * will change only one character! This is done by setting
- * flag.
- */
- cap->oap->inclusive = TRUE;
- word_end = TRUE;
- flag = TRUE;
- }
- }
- }
-
- cap->oap->motion_type = MCHAR;
- curwin->w_set_curswant = TRUE;
- if (word_end)
- n = end_word(cap->count1, cap->arg, flag, FALSE);
- else
- n = fwd_word(cap->count1, cap->arg, cap->oap->op_type != OP_NOP);
-
- /* Don't leave the cursor on the NUL past a line */
- if (curwin->w_cursor.col && gchar_cursor() == NUL)
- {
- --curwin->w_cursor.col;
- cap->oap->inclusive = TRUE;
- }
-
- if (n == FAIL && cap->oap->op_type == OP_NOP)
- clearopbeep(cap->oap);
- else
- {
- #ifdef FEAT_VISUAL
- adjust_for_sel(cap);
- #endif
- #ifdef FEAT_FOLDING
- if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
- foldOpenCursor();
- #endif
- }
- }
-
- /*
- * "0" and "^" commands.
- * cap->arg is the argument for beginline().
- */
- static void
- nv_beginline(cap)
- cmdarg_T *cap;
- {
- cap->oap->motion_type = MCHAR;
- cap->oap->inclusive = FALSE;
- beginline(cap->arg);
- #ifdef FEAT_FOLDING
- if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
- foldOpenCursor();
- #endif
- }
-
- #ifdef FEAT_VISUAL
- /*
- * In exclusive Visual mode, may include the last character.
- */
- static void
- adjust_for_sel(cap)
- cmdarg_T *cap;
- {
- if (VIsual_active && cap->oap->inclusive && *p_sel == 'e'
- && gchar_cursor() != NUL && lt(VIsual, curwin->w_cursor))
- {
- # ifdef FEAT_MBYTE
- if (has_mbyte)
- inc_cursor();
- else
- # endif
- ++curwin->w_cursor.col;
- cap->oap->inclusive = FALSE;
- }
- }
-
- /*
- * Exclude last character at end of Visual area for 'selection' == "exclusive".
- * Should check VIsual_mode before calling this.
- * Returns TRUE when backed up to the previous line.
- */
- static int
- unadjust_for_sel()
- {
- pos_T *pp;
-
- if (*p_sel == 'e' && !equal(VIsual, curwin->w_cursor))
- {
- if (lt(VIsual, curwin->w_cursor))
- pp = &curwin->w_cursor;
- else
- pp = &VIsual;
- if (pp->col > 0)
- --pp->col;
- else if (pp->lnum > 1)
- {
- --pp->lnum;
- pp->col = (colnr_T)STRLEN(ml_get(pp->lnum));
- return TRUE;
- }
- }
- return FALSE;
- }
-
- /*
- * SELECT key in Normal or Visual mode: end of Select mode mapping.
- */
- static void
- nv_select(cap)
- cmdarg_T *cap;
- {
- if (VIsual_active)
- VIsual_select = TRUE;
- else if (VIsual_reselect)
- {
- cap->nchar = 'v'; /* fake "gv" command */
- cap->arg = TRUE;
- nv_g_cmd(cap);
- }
- }
-
- #endif
-
- /*
- * "G", "gg", CTRL-END, CTRL-HOME.
- * cap->arg is TRUE for "G".
- */
- static void
- nv_goto(cap)
- cmdarg_T *cap;
- {
- linenr_T lnum;
-
- if (cap->arg)
- lnum = curbuf->b_ml.ml_line_count;
- else
- lnum = 1L;
- cap->oap->motion_type = MLINE;
- setpcmark();
-
- /* When a count is given, use it instead of the default lnum */
- if (cap->count0 != 0)
- lnum = cap->count0;
- if (lnum < 1L)
- lnum = 1L;
- else if (lnum > curbuf->b_ml.ml_line_count)
- lnum = curbuf->b_ml.ml_line_count;
- curwin->w_cursor.lnum = lnum;
- beginline(BL_SOL | BL_FIX);
- #ifdef FEAT_FOLDING
- if ((fdo_flags & FDO_JUMP) && KeyTyped && cap->oap->op_type == OP_NOP)
- foldOpenCursor();
- #endif
- }
-
- /*
- * CTRL-\ in Normal mode.
- */
- static void
- nv_normal(cap)
- cmdarg_T *cap;
- {
- if (safe_vgetc() == Ctrl_N)
- {
- clearop(cap->oap);
- restart_edit = 0;
- #ifdef FEAT_CMDWIN
- if (cmdwin_type != 0)
- cmdwin_result = Ctrl_C;
- #endif
- #ifdef FEAT_VISUAL
- if (VIsual_active)
- {
- end_visual_mode(); /* stop Visual */
- redraw_curbuf_later(INVERTED);
- }
- #endif
- }
- else
- clearopbeep(cap->oap);
- }
-
- /*
- * ESC in Normal mode: beep, but don't flush buffers.
- * Don't even beep if we are canceling a command.
- */
- static void
- nv_esc(cap)
- cmdarg_T *cap;
- {
- if (cap->arg) /* TRUE for CTRL-C */
- {
- restart_edit = 0;
- #ifdef FEAT_CMDWIN
- if (cmdwin_type != 0)
- {
- cmdwin_result = K_IGNORE;
- return;
- }
- #endif
- }
-
- #ifdef FEAT_VISUAL
- if (VIsual_active)
- {
- end_visual_mode(); /* stop Visual */
- check_cursor_col(); /* make sure cursor is not beyond EOL */
- curwin->w_set_curswant = TRUE;
- redraw_curbuf_later(INVERTED);
- }
- else
- #endif
- if (cap->oap->op_type == OP_NOP
- && cap->opcount == 0
- && cap->count0 == 0
- && cap->oap->regname == 0
- && !p_im)
- vim_beep();
- clearop(cap->oap);
- if (restart_edit == 0 && goto_im())
- restart_edit = 'a';
- }
-
- /*
- * Handle "A", "a", "I", "i" and <Insert> commands.
- */
- static void
- nv_edit(cap)
- cmdarg_T *cap;
- {
- /* <Insert> is equal to "i" */
- if (cap->cmdchar == K_INS || cap->cmdchar == K_KINS)
- cap->cmdchar = 'i';
-
- #ifdef FEAT_VISUAL
- /* in Visual mode "A" and "I" are an operator */
- if (VIsual_active && (cap->cmdchar == 'A' || cap->cmdchar == 'I'))
- v_visop(cap);
-
- /* in Visual mode and after an operator "a" and "i" are for text objects */
- else
- #endif
- if ((cap->cmdchar == 'a' || cap->cmdchar == 'i')
- && (cap->oap->op_type != OP_NOP
- #ifdef FEAT_VISUAL
- || VIsual_active
- #endif
- ))
- {
- #ifdef FEAT_TEXTOBJ
- nv_object(cap);
- #else
- clearopbeep(cap->oap);
- #endif
- }
- else if (!curbuf->b_p_ma && !p_im)
- {
- /* Only give this error when 'insertmode' is off. */
- EMSG(_(e_modifiable));
- clearop(cap->oap);
- }
- else if (!checkclearopq(cap->oap))
- {
- switch (cap->cmdchar)
- {
- case 'A': /* "A"ppend after the line */
- curwin->w_set_curswant = TRUE;
- #ifdef FEAT_VIRTUALEDIT
- if (ve_flags == VE_ALL)
- {
- int save_State = State;
-
- /* Pretent Insert mode here to allow the cursor on the
- * character past the end of the line */
- State = INSERT;
- coladvance((colnr_T)MAXCOL);
- State = save_State;
- }
- else
- #endif
- curwin->w_cursor.col += (colnr_T)STRLEN(ml_get_cursor());
- break;
-
- case 'I': /* "I"nsert before the first non-blank */
- beginline(BL_WHITE);
- break;
-
- case 'a': /* "a"ppend is like "i"nsert on the next character. */
- #ifdef FEAT_VIRTUALEDIT
- /* increment coladd when in virtual space, increment the
- * column otherwise, also to append after an unprintable char */
- if (virtual_active()
- && (curwin->w_cursor.coladd > 0
- || *ml_get_cursor() == NUL
- || *ml_get_cursor() == TAB))
- curwin->w_cursor.coladd++;
- else
- #endif
- if (*ml_get_cursor() != NUL)
- inc_cursor();
- break;
- }
-
- #ifdef FEAT_VIRTUALEDIT
- if (curwin->w_cursor.coladd && cap->cmdchar != 'A')
- {
- int save_State = State;
-
- /* Pretent Insert mode here to allow the cursor on the
- * character past the end of the line */
- State = INSERT;
- coladvance(getviscol());
- State = save_State;
- }
- #endif
-
- /* This is a new edit command, not a restart. We don't edit
- * recursively. */
- restart_edit = 0;
- if (edit(cap->cmdchar, FALSE, cap->count1))
- cap->retval |= CA_COMMAND_BUSY;
- }
- }
-
- #ifdef FEAT_TEXTOBJ
- /*
- * "a" or "i" while an operator is pending or in Visual mode: object motion.
- */
- static void
- nv_object(cap)
- cmdarg_T *cap;
- {
- int flag;
- int include;
- char_u *mps_save;
-
- if (cap->cmdchar == 'i')
- include = FALSE; /* "ix" = inner object: exclude white space */
- else
- include = TRUE; /* "ax" = an object: include white space */
-
- /* Make sure (), [], {} and <> are in 'matchpairs' */
- mps_save = curbuf->b_p_mps;
- curbuf->b_p_mps = (char_u *)"(:),{:},[:],<:>";
-
- switch (cap->nchar)
- {
- case 'w': /* "aw" = a word */
- flag = current_word(cap->oap, cap->count1, include, FALSE);
- break;
- case 'W': /* "aW" = a WORD */
- flag = current_word(cap->oap, cap->count1, include, TRUE);
- break;
- case 'b': /* "ab" = a braces block */
- case '(':
- case ')':
- flag = current_block(cap->oap, cap->count1, include, '(', ')');
- break;
- case 'B': /* "aB" = a Brackets block */
- case '{':
- case '}':
- flag = current_block(cap->oap, cap->count1, include, '{', '}');
- break;
- case '[': /* "a[" = a [] block */
- case ']':
- flag = current_block(cap->oap, cap->count1, include, '[', ']');
- break;
- case '<': /* "a<" = a <> block */
- case '>':
- flag = current_block(cap->oap, cap->count1, include, '<', '>');
- break;
- case 'p': /* "ap" = a paragraph */
- flag = current_par(cap->oap, cap->count1, include, 'p');
- break;
- case 's': /* "as" = a sentence */
- flag = current_sent(cap->oap, cap->count1, include);
- break;
- #if 0 /* TODO */
- case 'S': /* "aS" = a section */
- case 'f': /* "af" = a filename */
- case 'u': /* "au" = a URL */
- #endif
- default:
- flag = FAIL;
- break;
- }
-
- curbuf->b_p_mps = mps_save;
- if (flag == FAIL)
- clearopbeep(cap->oap);
- adjust_cursor_col();
- curwin->w_set_curswant = TRUE;
- }
- #endif
-
- /*
- * "q" command: Start/stop recording.
- * "q:", "q/", "q?": edit command-line in command-line window.
- */
- static void
- nv_record(cap)
- cmdarg_T *cap;
- {
- if (cap->oap->op_type == OP_FORMAT)
- {
- /* "gqq" is the same as "gqgq": format line */
- cap->cmdchar = 'g';
- cap->nchar = 'q';
- nv_operator(cap);
- }
- else if (!checkclearop(cap->oap))
- {
- #ifdef FEAT_CMDWIN
- if (cap->nchar == ':' || cap->nchar == '/' || cap->nchar == '?')
- {
- stuffcharReadbuff(cap->nchar);
- stuffcharReadbuff(K_CMDWIN);
- }
- else
- #endif
- /* (stop) recording into a named register, unless executing a
- * register */
- if (!Exec_reg && do_record(cap->nchar) == FAIL)
- clearopbeep(cap->oap);
- }
- }
-
- /*
- * Handle the "@r" command.
- */
- static void
- nv_at(cap)
- cmdarg_T *cap;
- {
- if (checkclearop(cap->oap))
- return;
- #ifdef FEAT_EVAL
- if (cap->nchar == '=')
- {
- if (get_expr_register() == NUL)
- return;
- }
- #endif
- while (cap->count1-- && !got_int)
- {
- if (do_execreg(cap->nchar, FALSE, FALSE) == FAIL)
- {
- clearopbeep(cap->oap);
- break;
- }
- line_breakcheck();
- }
- }
-
- /*
- * Handle the CTRL-U and CTRL-D commands.
- */
- static void
- nv_halfpage(cap)
- cmdarg_T *cap;
- {
- if ((cap->cmdchar == Ctrl_U && curwin->w_cursor.lnum == 1)
- || (cap->cmdchar == Ctrl_D
- && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count))
- clearopbeep(cap->oap);
- else if (!checkclearop(cap->oap))
- halfpage(cap->cmdchar == Ctrl_D, cap->count0);
- }
-
- /*
- * Handle "J" or "gJ" command.
- */
- static void
- nv_join(cap)
- cmdarg_T *cap;
- {
- #ifdef FEAT_VISUAL
- if (VIsual_active) /* join the visual lines */
- nv_operator(cap);
- else
- #endif
- if (!checkclearop(cap->oap))
- {
- if (cap->count0 <= 1)
- cap->count0 = 2; /* default for join is two lines! */
- if (curwin->w_cursor.lnum + cap->count0 - 1 >
- curbuf->b_ml.ml_line_count)
- clearopbeep(cap->oap); /* beyond last line */
- else
- {
- prep_redo(cap->oap->regname, cap->count0,
- NUL, cap->cmdchar, NUL, NUL, cap->nchar);
- do_do_join(cap->count0, cap->nchar == NUL);
- }
- }
- }
-
- /*
- * "P", "gP", "p" and "gp" commands.
- */
- static void
- nv_put(cap)
- cmdarg_T *cap;
- {
- #ifdef FEAT_VISUAL
- pos_T curpos;
- colnr_T left, right;
- #endif
- int dir;
-
- if (cap->oap->op_type != OP_NOP)
- clearopbeep(cap->oap);
- else
- {
- #ifdef FEAT_VISUAL
- if (VIsual_active)
- {
- /* Putting in Visual mode: The put text replaces the selected
- * text. First put the register at the end of the Visual
- * selection, then delete the selected text. */
- curpos = curwin->w_cursor;
- if (VIsual_mode == Ctrl_V)
- {
- getvcols(curwin, &curwin->w_cursor, &VIsual, &left, &right);
- if (lt(VIsual, curwin->w_cursor))
- curwin->w_cursor = VIsual;
- coladvance(right);
- }
- else if (lt(curwin->w_cursor, VIsual))
- curwin->w_cursor = VIsual;
- if (VIsual_mode == 'v' && *p_sel == 'e')
- dir = BACKWARD;
- else
- dir = FORWARD;
- }
- else
- #endif
- dir = (cap->cmdchar == 'P'
- || (cap->cmdchar == 'g' && cap->nchar == 'P'))
- ? BACKWARD : FORWARD;
- prep_redo_cmd(cap);
- do_put(cap->oap->regname, dir,
- cap->count1, cap->cmdchar == 'g' ? PUT_CURSEND : 0);
-
- #ifdef FEAT_VISUAL
- if (VIsual_active)
- {
- /* Now delete the selected text. */
- cap->cmdchar = 'd';
- cap->nchar = NUL;
- cap->oap->regname = NUL;
- curwin->w_cursor = curpos;
- nv_operator(cap);
- }
- #endif
- }
- }
-
- /*
- * "o" and "O" commands.
- */
- static void
- nv_open(cap)
- cmdarg_T *cap;
- {
- #ifdef FEAT_VISUAL
- if (VIsual_active) /* switch start and end of visual */
- v_swap_corners(cap->cmdchar);
- else
- #endif
- n_opencmd(cap);
- }
-
- #ifdef FEAT_SNIFF
- /*ARGSUSED*/
- static void
- nv_sniff(cap)
- cmdarg_T *cap;
- {
- ProcessSniffRequests();
- }
- #endif
-